Callender And Griffith Bridge Slidewire 50cm For Low Resistance Measurment Rheostat ResistanceBox Galvanometer Key Power Supply Battery Elliminator wire etc set Abron AP-670K 

To Find Resistance By Potentiometer Slidewire Bridge 100cm Jockey Rheostat Resistance Box Power supply Battery Eliminator Abron AP-670KB 

Carey Foster Bridge 100cm Kit Rheostat Galvanometer Low Resistance By Potentiometer +Box Keys Supply

Abron AP-670KP 

Low Resistance by Potentiometer:

A potentiometer, low resistance (e.g., a thick wire or a standard low resistance coil), standard cell, battery eliminator, rheostat, galvanometer, and connecting wires are used.

Resolving Power of Telescope Using

Travelling  Slit   Scale

With Telescope On Stand,Slit Holder

Lamp Houde Setup

Abron AP-938KT 

Viscosity App. with glass tube 23 rods abase and top Stokes Method

steel balls 3 doz Digital stop watch,

screw gauge, thermometer Setup APP-Bsc-222

Thermal conductivity of coper rod by Angstrom setup digital graphical 0.1c ap-900ak

Ray box light kit set spare filters set of 8 colour cards abron ap-890i

Resistance by leakage capacitor method using ballistic galvanometer lamp and scale apparatus setup

APP-2100R

AP-2345P23 

To determine the focal Length of a convex lens with the help of a Convex lens ( When they are Kept at a distance)

Apparatus Required: Optical Bench Vertical Stand, Convex lens, Concave lens and two pins.

To find focal length of a convex lens with the help of Convex Lens ( When both Lenses are Kept in Contact with each other)

Apparatus Required: Optical Bench ,Vertical stands, convex lens (of more power i.e., of short focal length), concave lens, plane mirror, one pin.

To determine the refractive Index of Prism Material (Glass) by Plotting Graph Between angle of incidence and angal of deviation

Apparatus Required: Drawing Board, White Paper,Board pins,all pins, prism, measuring scale,protactor.

To determine the focal Length of a Convex Lens by using two pins or u-v Method

Apparatus Required: Optical Bench ,Vertical Stands, Convex Lens, and two pins.

To determine the focal lenth of a Concave Mirror by u-v method or conjugate foci method ( wire the help of two Pins)

Apparatus Required: Concave Mirror, Optical Bench,Vertical pin stands and two pins.

Determination of valve coefficients (ura,gm) of a triode valve and to investigate the variation of voltage gain with load resistance by using a.c. bridges.

To display (b-H) curve on the screen of a cathode ray oscillograph and determine the energy loss.

-bh-curve-cro-10mhz-setup-kit-trainer-kit-abron

To plot a (B-H) curve for an iron specimen in the form of an anchor ring (toroid)

Measurement of magnetic field B by the following methods:

(A) Hall probe fluxmeter.

(B) Moving coil fluxmeter.

(C) Bismuth spiral fluxmeter

Measurement of magnetic volume susceptibility of a liquid or solution by using Quincke's method.

To study Hall effect in semiconductors with following objectives:

(a) Determination of Hall coefficient (Rh).

(b) Determination of concentration (n) of charge earriers in the specimen semiconductor.

(c)Determination of Hall angle (0)

(d) Determination of magnetoresistance (Rx), teh magnetic conductivity (o) and the mobility (u) of the carriers of the specimen.

(e) Four probe and Hall probe.

Measurement of electrical conductivity by four probe technique.

To determine the energy band gap in case of a semiconductor by investigating the spectral response of its electrical conductivity.

Band Gap of A Semi-Conductor Diode Digital Electronic Trainer setup kit with power supply

Semi-Conductor Diode with the increase in surrounding temperature, the current suddenly starts flowing excessively to see this band, the instrument is designed accordingly.

Specification :

Digital Meter                     LCD two meters

Power Supply (Ist)            0 - 30 Volt at 15 mA

Power Supply (IInd)          0 - 1.5 Volt at 10 mA

Voltmeter Dual Range      0 - 30 V / 1 - 1.5 V DC

mA / uA                             15 mA / 100 uA

Mini Oven                         With Heater ON/OFF Switch

Semi-Conductor Diode     Fitted in Lid with Terminal

Thermometer                    110° x 1/2°C

Working                            Forward & Reverse characteristic

Patch cord connection      Complete with Manual                       

Cat No        Item           with Power Supply                       meters

AE-1204DC Band of A SemiConductor diode Electronic Digital LED  Trainer Kit connecting wire power supply in box   

To determine the energy band gap in case of a semiconductor (silicon) by studying the variation of its electrical conductance with temperature.

Band Gap of A Semi-Conductor Diode Digital Electronic Trainer setup kit with power supply

Semi-Conductor Diode with the increase in surrounding temperature, the current suddenly starts flowing excessively to see this band, the instrument is designed accordingly.

Specification :

Digital Meter                     LCD two meters

Power Supply (Ist)            0 - 30 Volt at 15 mA

Power Supply (IInd)          0 - 1.5 Volt at 10 mA

Voltmeter Dual Range      0 - 30 V / 1 - 1.5 V DC

mA / uA                             15 mA / 100 uA

Mini Oven                         With Heater ON/OFF Switch

Semi-Conductor Diode     Fitted in Lid with Terminal

Thermometer                    110° x 1/2°C

Working                            Forward & Reverse characteristic

Patch cord connection      Complete with Manual                       

Cat No        Item           with Power Supply                       meters

AE-1204DC Band of A SemiConductor diode Electronic Digital LCD  Trainer Kit connecting wire power supply in box   

To use emission type of photocell to study photoelectric effect and find the following:

(1) The value of Planck radiation constant h.

(2) The values of threshold frequency v0 and the work function of the photocathode w0.

(3) The verification of photoelectric equation: hv=hv0+1/2mv2max

(a) To determine the value of Stefan's constant by using a photovoltaic cell and an incandescent filament lamp as black body radiator.

(b) To test photoelectric equation in case of photovoltaic cell.

Verification of Stefan's law of radiation by using on incandescent lamp as black body radiator.

Determination of Stefan's radiation constant by using heated hemispherical enclosure.

Measurement of temperature by platinum resistance thermometer.

Determination of viscosity of a fluid by rotation viscometer.

Determination of elastic constants of a polycrystalline material by using waves

AP-794c Youngs modulus of glass Crystal or plate by Cornus interferometer fringes mathod Abron

Determination of velocity of ultrasonic waves in a liquid medium.

Ultrasonic diffraction apparatus abron ae-1442  The instrument is designed to give accurate and best results keeping in view the various difficulties faced by the institutions. A proper R. F. Oscillator is designed for this experiment and special type of High Resolving Spectrometer with Micrometer Eyepiece in manufactured for this experiment. It is fully tested and nice fringes are formed with the help of R. F. Oscillator. Specifications R. F. Oscillator Input :  230 Volts AC 50 c/s Frequency :    2.5 - 6.5 Mc/s calibrated for different set of crystal frequencies and is continuously variable. R. F. Output :      The output is brought out on the terminals. Built-in a nicely polished box with ON / OFF switch, jewel light etc. Leads : Connecting leads are provided with the instrument.

The study of thermal expansion of a crystal by optical interference method.

Determination of elastic constants of elastic constants of glass by Cornu's interference method.

Determination of Young's modulus of a metallic rod by using Searle's 

Engg-BE Btech 1st Year- Potentiometer-Thermo EMF

Engineering-BE Btech 1st Year- Apparatus Reqiuired- Poteniometer resistance boxes lead lead acid accumulator daniel cell table galvanometer high resistance (HR), thermocouple thermometer, water bath heater ice cubes jockey connecting wires etc.

Koenig’s arrangement

BENDING OF BEAM Koenig’s method mirror AP-688k

Consists of two G clamp with knife edge top metal chrome plate bar Rectangular of 100cm x 25mm Sharp knife edge with hanger and Mirror on top is also provided which moves on metal bar. A spherometer fitted on a cast iron stand supplied without weights

Spherometer arrangement

B.Sc IIIrd year Apparatus : FET (BFW 10 or BFW 11), two voltmeters of range 0-30 volt and 0-10 volt, a milliammeter of range 0-50 mA, two rheostats, two voltage sources one of nearly 2 volt and other of 12 volt and connection wires.

B.Sc IIIrd year Apparatus : Ballistic galvanometer with the lamp and scale arrangement, morse key, the given high resistance (≈1 mega ohm), standard condanser (capacit ≈0.5 uF), accumulator, rheostat, a plug key, dmaping key (or tapping key), a two-way key, stop watch and connection wires.

B.Sc IIIrd year Apparatus : Ballistic galvanometer with the lamp and scale arrangement, Morse key, two condensers (one of known capacity and other of unknown capacity), accumulator, rheostat, two-way key, damping key, plug key, stop watch and connection wires.

B.Sc IIIrd year Apparatus : A lattice dynamics kit, a cathode ray oscilloscope.

B.Sc IIIrd year Apparatus : Wein bridge oscillator, cathode ray oscilloscope (C.R.O.), audio frequency oscillator, V.T.V.M. and connection wires.

B.Sc IIIrd year Apparatus : A power supply unit with a potential divider and voltmeter, VTVM and connection wires.

The instrument is accurate and highly useful for measurement of AC Volts, DC Volts and ohms as per the ranges below :

Due to very high impedance the test probe can be connected without disturbing or loading the circuit under test.

Specifications :

DC Voltages Ranges          :   1.5 V, 5 V, 15 V, 50 V, 150 V, 500 V, 1500 V

                                                F. S. D. in 7 ranges

Accuracy                                : + 1% on all ranges

Input Resistance                    :         10 Meg. ohms

AC Voltages Ranges          :   1.5 V, 5 V, 15 V, 50 V, 150 V, 500 V, 1500 V

                                                F. S. D. in 7 ranges

Accuracy                                : + 1% on all ranges

Input Impedance                    : Approximately 1 M at low frequencies

Frequency Response         :   10 Hz to 10 MHz

Ohm Meter Ranges            :   0.2 ohms to 1000 M ohms in 7 decade ranges

Accuracy                                : + 1.5% of mid scale upto 1 meg. ohm

Meter                                      : Using Taut Bend Meter

Power Supply                         :      220 Volts 50 Hz

Zero Adjustment                    :    By Potentiometer

Ohms Adjustment                  :    By Potentiometer

Terminal                                 : 1 Pair for Connection

Selector                                  : For range & AC / DC, ohms

B.Sc IIIrd year Apparatus : Cathode ray oscilloscope, electrically maintained tuning fork (or alternating current source and a step down transformer), standard audio frequency signal generator, tracing paper.

B.Sc IIIrd year Apparatus : Power supply, milliammeter (0-100 mA),

CRO-10mhz 

option  

VTVM (d.c. range 0-500 votl and a.c. range 0-5 volt).

B.Sc IIIrd year Apparatus : Power supply unit, milliammeter (0-100 mA), voltmeter (0-50 V), connection wires.

B.Sc IIIrd year Apparatus : A half wave/full wave rectifier unit, a milliammeter (0-100 mA), a cathode ray oscillator and connection wires.

optional 

a V.T.V.M. (d.c. range 0-500 volt and a.c. range 0-5 volt), or any one 

B.Sc IIIrd year Apparatus : Tunnel diode, milliammeter (0-500 mA), millivoltmere (0-500 mV),

battery, rheostat and connection wires.

Tunnel Diode study Power Supply 2 Dial meters with potentiometer AE-1438A

          Power supply            DC variable at 25mA

          Metes                        DC 0-50 mA

          Meter                        Dual Range mV                                         

          with Manual              on off in Box

Cat No          Item with Power Supply                  meters

AE-1438A      Tunnel diode study with Power Supply 2 meter  Potentiometer With on off

B.Sc IIIrd year Apparatus : PNP junction transistor, two batteries, two rheostats, a voltmeter, a millivoltmeter, a microammeter, connection wires.

4 meter setup

B.Sc IIIrd year Apparatus : A P-N junction diode (OA 79), oven, thermometer, a microammeter (range 50 uA), a 3 V source, 15 V a-c source, switch.

B.Sc IIIrd year Apparatus : Simple semiconductor (germanium) chip with a non-conducting base, four equispaced probes coated with zinc at the tips, oven, thermometers, a d.c. source of e.m.f. about 20 V, milli-voltmeter (range from 100 mV to 1V), power supply.

Band gap of Semi-conductor Energy Gap in Ge Crystal 4 Probe Resistivity Method Electronic Trainer setup kit with power supply

Built in constant current source and Milli-voltmeter

Easy change of sample

With mini Heating Oven complete in all respect.

The Four Probe Method is one of the standard and most widely used methods for the measurement of resistivity of semi-conductors. effective resistance of the voltage measuring device

Probe Arrangement        Four individually spring loaded

Sample : Germanium crystal in the form of a chip.

Oven : It is a small oven for the variation of temperature.

Four Probe Set-up          : Set-up consists units

(i)  Digital Voltmeter       0-200mV) & 0-2Vx10x

Display 3-1/2 digit,            7 segment LED (12.5 mm height)

auto polarity and decimal     Overload Indicator

(ii) Constant Current Generator    Specifications:

    Open Circuit Voltage        18 V

    Current Range                  0 - 20 mA

    Resolution                        10 uA

    Accuracy                           + 0.25% of the reading + 1 digit

    Load Regulation               0.03% for 0 to full load

    Line Regulation                0.05% for 10% changes

(iii) Oven Power Supply

Glowing LED indicates when the oven power supply is 'ON'.

*  Complete with Manual and Connection Wire.

Cat No        Item           with Power Supply                       meters

AE-1204R   Band Gap of GE Crystal semi-conductor diode digital

                    4 four probe method mini oven temp controlled

                    power supply electronic trainer set up kit abron

B.Sc IIIrd year Apparatus : Hall probe (ge crystal of thickness 0.4-0.5 mm) mounted on a wooden stand, another Hall probe (In-As crystal), fluxmeter (a gauss meter), electromagnet with pole pieces nearly 75 mm, in diameter and producing magnetic field of intensity nearly 10000 gauss in between the pole pices, a constant current power supply for the electromagnet, Hall effect set up provided with a constant current power supply connected with a rheostat and millivoltmeter (range 0-200 mV) and milliammeter (range 0-20mA)

B.Sc IIIrd year Apparatus : Hall probe I.C. (UGN 350 T), electromagnet, a battery of e.m.f. 9 volt, digital multimeter.

B.Sc 3rd year AP-2363-09 To draw the B-H curve for a ferro-megnatic material (a thin rod of soft iron) with the help of cathode ray oscilloscope and hence to determine the residual magnetism, coercive

B.Sc IIIrd year Apparatus : Cathode ray oscilloscope, step down transformer of 6-12 volt, experimental thin rod of soft iron, a.c. ammeter, rheostat, one resistor of 1Ω, a resistance of 4.7kΩ, a variable resistance of 5kΩ, a condenser of 2uF and a condenser of 1uF, a hollow glass tube of length nearly 30 cm and diameter 3 cm with primary coil of insulated thin copper wire wound over it and a secondary coil of nearly 10,000 turns wound on 10 cm length in its middle, screw guage, connection wires.

B.Sc IIIrd year Apparatus : Hartley oscillator, power supply unit, frequency meter, a condenser of known capacity, a parallel plate condenser, the given liquid (carbon tetrachloride).

B.Sc IIIrd year Apparatus : A radio frequency oscillator of variable frequency, coupling coils, a variable air capacitor (range 0-100 pF), a tets capacitor of known capacity with a facility to fill it with the given dielectric (for it a gang capacitor which is used in radio sets can be used), P-N junction diode, a microammeter (range 0-50 uA)

B.Sc IIIrd year Apparatus : A specially designed electromagnet with conical pole pieces and having a slit cut along their axes with a source of current for it, a capillary source of light such as neon discharge tube, constatnt deviation spectrometer provided with echelon grating, a standard source of light such as sodium or mercury vapour lamp, a convex lens and nicol prism.

       ‘e/m’ by Zeeman’s Effect Apparatus  The apparatus consists of the following items: - i)    Constant deviation spectrograph  Calibration range: 4000 Å – 7000 Å, ± 10 Å ii)   Constant deviation spectrograph prism (μ= 1.71)   (iii)  Fabry-Perot Etalon.  Clear aperture: 25 mm (iv)   Micrometer eyepiece. Measuring Range: 25 mm; LC: 0.01mm  (v)  Electromagnet having field strength 10 kilo Gauss at 10 mm gap between its pole  (vi)  Constant current Power supply for above electromagnet (vii) Neon discharge tubes   (viii)   Wooden stand with clamp for holding discharge tube    (ix)    High voltage transformer to run the above discharge tubes  (x)   Digital Gauss meter with probe 

B.Sc IIIrd year Apparatus : A 60 W bulb enclosed inside a box having a slit, a glass tube and diameter 3 cm the iodine vapour and closed at its ends by means of convex lenses, a constant deviation spectrometer.

B.Sc IIIrd year Apparatus : Spectrometer, prism, grating, hydrogen discharge tube, reading lens and reading lamp.

B.Sc IIIrd year Apparatus : Milikan's apparatus, atomiser, non-volatile oil, power supply, rheostat, voltmeter, key, stop watch and connection wires.

B.Sc IIIrd year Apparatus : Cathode ray tube, power supply, a pair of bar magnets, compass box, a wooden stand provided with scale.

E/M by Thomson Method (Bar Magnet Method)
with CRT on wooden stand compass magnets
pair CRT power supply AE-1265
One of the most fascinating demonstration of modern physics in
controlled bending of high speed electrons magnetic field
Measurement the ratio of the charge on electron to its equally
minute mass imparts a stimulating sense of achievement.
Apparatus
Cathode Ray Tube Power Supply EHT , Deflection voltage
DC Voltage for deflection plates and LT 6.3VDC
Intensity control Focusing Control shift controls, reverse
Wooden stands for CRT and compass and Bar magnets
voltages on deflection plates can be interchanged
Cat No Item with Power Supply meters
AE-1265 E/M By Thomson method with CRT + supply
With intensity, focusing, shift, controls supply

B.Sc IIIrd year Apparatus : A vacuum type photo cell vacuum tube type power supply),setup having a key and a rheostat, asensitive galvanometer or a microammeter, a voltmeter, a light source filters a convex lens and connecting wires.

B.Sc IInd year IVth Sem. Apparatus : Spectrometer, prism, spirit level, reading lens, mercury vapour lamp and reading lamp.

B.Sc IInd year IVth Sem. Apparatus : Halfshade (or biquartz) polarimeter, light source (sodium lamp for the half shade polarimeter or white light source for the biquartz polarimeter), measuring cylinder, beaker, physical balance with weight box, sugar, reading lens and reading lamp.

AP-851-A

Polarimeter Half shade with 200mm tube with graduated scale with vernier Abron

For determining the specific rotation of optically active substances. A corning glass tube (size 200 mm) is enclosed in a circular aluminum tube with top door for access and exclusion of external light. The circular scale is attached near to analyzer and a range of measurement is 0 - 360° Vernier moveable on the scale enables reading of optical rotation to 60 seconds. Rough and fine adjustment, provided with HALF WAVE MICA PLATE giving three parts field for easy setting adjustable half shadow angles. The instrument can be used on monochromatic light. The light when passes through a polarized sheet and then through the solution. The emerging light is then observed through a rotatable polarized lens analyzer which is used as eye piece. The angle of light is rotated and read directly of the circular scale. Supplied on the the adjustable stand, packed in cardboard box.

AP-851A    Polarimeter Half Shade Type 

AP-851B    Polarimeter Bi Quartz Type

AP-851C    Polarimeter Spare Tubes 200mm

B.Sc IInd year IVth Sem. Apparatus : A plane glass plate, 60 W electric bulb, polariod, convex lens, photo cell and micro-ammeter. spectrometer setup

B.Sc IInd year IVth Sem. Apparatus : A telescope provided with a variable slit, a cardboard coated black with equi-spaced and equal width white strips drawn on it (or a blackened glass plate with equi-spaced and of equal width slits on it and a monochromatic light source such as sodium lamp), vernier callipers, travelling microscope and a metre scale.

B.Sc IInd year IVth Sem. Apparatus : Plane diffraction grating, spectrometer,

Mercury lamp, Diffraction Grating

rectangular slit of variable width,

prism and reading lens.

B.Sc IInd year IVth Sem. Apparatus : Plane transmission grating, spectrometer, mercury lamp, prism, reading lamp and reading lens.

B.Sc IInd year IVth Sem. Apparatus : An optical bench provided with three vertical stands, a sharp razor blade (i.e., straight edge), micrometer eyepiece, sodium lamp, reading lamp and reading lens.

B.Sc IInd year IVth Sem. Apparatus : A plano-convex lens of large radius of curvature (nearly 100 cm), a plane glass plate in a wooden frame inclined at 45o, sodium lamp (monochromatic light source), a convex lens of low focal length mounted on a vertical stand, a plane glass plate, travelling microscope, spherometer, reading lamp and reading lens.

B.Sc IInd year IVth Sem. Apparatus : An optical bench with four vertical stands, biprism, Optional sodium lamp (monochromatic source), convex lens (whose focal length is less than 20 cm), eyepiece provided with micrometer screw, slit.

AP-689    Bi-Prism Assembly Abron

Bi-Prism Holder, Slit, Micrometer Eye Piece assembly only.

 (i) Bi-Prism Holder : Has fine radial motion by a fine pitch screw.

(ii) Auto Action Lens Holder : With automatic spring action for equal opening and closing of both sides.

(iii) Micrometer Eye Piece : Ramsden Eye Piece, 10 x moves along a micrometer screw, perfectly made.

(iv) Optical Slit : Optical true, precision ground stainless jaws, spring action for opening of jaws eliminated to ensure, original accuracy even after prolonged use. Jaws open uniformly all along through a milled head. Jaw alignment tested for optical accuracy. Made for a lifetime of accurate use.

 

AP-689A Bi-Prism Assembly Complete with 1 meter rod

AP-689B Bi-Prism Assembly Complete with 1.5 meter Optical Bench having two C. P. rods with accessories.

AP-689C Mica Sheet assorted sizes pack of 1 doz ( 12pc)

AP-726a  Fresnel Biprism 40 mm x 32 mm in box     

AP-726b  Fresnel Biprism 50 mm x 40 mm in box

 

B.Sc IInd year IVth Sem. Apparatus : Radioactive substance (22086Rn) or plastic bottle and thorium hydroxide, Geiger- Muller counter (M X 168/01), stop watch.

B.Sc IInd year IVth Sem. Apparatus : 12 two-face die with its one face coloured black and other face coloured white.

B.Sc IInd year IIIrd Sem. Apparatus : Diode laser, holographic diffraction grating, optical bench, three vertical stands and a screen (or a transparent horizontal scale).

B.Sc IInd year IIIrd Sem. Apparatus : Microphone and loudspeaker.

B.Sc IInd year IIIrd Sem. Apparatus : Rayleigh's apparatus, tuning fork of frequency 256 Hz and rubber pad.

to measure the intensity of sound by Rayleigh disc method 

B.Sc IInd year IIIrd Sem. Apparatus : Sonometer having a copper (or brass) wire steel wire streached on it, a weight slotted of mass 500 gm,  with tuning for set rubber pad etc 

B.Sc IInd year IIIrd Sem. Apparatus : A hollow tube of rubber nearly 1 m long, calorimeter alongwith the stirrer, boiler, tripod stand, burner, thermometer, beaker, water, stop watch, physical balance and weight box, travelling microscope and wooden screen.

B.Sc IInd year IIIrd Sem. Apparatus : Lee's apparatus, steam boiler, two thermometers sensitive up to 0.1oC, vernier callipers, heater, stop watch, screw gauge, hot plate rubber tube abron setup complete 

B.Sc IInd year IIIrd Sem. Apparatus : Potentiometer, thermometer, battery, copper-iron thermocouple, high resistance box, two beakers, cold water at room temperature, heater, hot water, high resistance rheostat, key, galvanometer, connection wires etc.

B.Sc IInd year IIIrd Sem. Apparatus : Carey Foster's bridge, heater, thermometer, decimal resistance box, vertical stand, Leclanche cell, galvanometer, thick copper strip, plug key, rheostat of nearly 10 ohm, platinum resistance thermometer and connection wires.

B.Sc IInd year IIIrd Sem. Apparatus : A 6 volt, 6 watt bulb (the filement of bulb being considered as the blck body), power supply or battery, a rheostat (100Ω, 3 A), an ammeter (range 3 A), a voltmeter (range 10 V), a green colour filter, a convex lens, a photovoltaic cell, a micro-ammeter, a wooden or card board hollow box and connection wires.

B.Sc IInd year IIIrd Sem. Apparatus : 6 V battery, key, a d.c. voltmeter of range 0-10 V, a d.c. ammeter of range 0-1 A, an electric bulb of tungsten filament of rating 6 V, 6 W, a rheostat of resistance 100 Ω and connection wires etc.

B.Sc IInd year IIIrd Sem. Apparatus : Callender and Barne's continuous flow calorimeter, constant level water flow arrangement, step down transformer (output 20 volt), a.c. ammeter, a.c. voltmeter, two thermometers, stop watch, measuring cyclinder, rheostat, key and connection wires.

B.Sc IInd year IIIrd Sem. Apparatus : Accumulator of e.m.f. 6 V, nichrome wire of near 3 ohm resistance (heating coil), ammeter (range 3A), voltmeter (range 10 V), rheostat, plug key, connection wires, calorimeter, thermometer, stop watch, water.

B.Sc IInd year IIIrd Sem. Apparatus : Searle's friction cone apparatus, thermometer, stop watch, physical balance, weight box, few 0.5 kg weights.

B.Sc Ist year IInd Sem. Apparatus : Cathode ray tube, power supply, a pair of bar megnets, compass box, a wooden stand provided with scale.

B.Sc Ist year IInd Sem. Apparatus : The coil of which self inductance is t be determined, Post Office box, ballistic galvanometer with lamp and scale arrangement, decimal resistance box, a stretched resistance wire with sliding contact, copper sulpahte solution in U tube in form or resistance, accumulator, tapping key, stop watch, and connection wires

B.Sc Ist year IInd Sem. Apparatus : Step down transformer with potential divider, choke coil, a.c. voltmeter, a.c. milli-ammeter, Leclanche cell, galvanomete

B.Sc Ist year IInd Sem. Apparatus : Cathode ray oscilloscope (CRO), provided with a potential divider and connection wires.

B.Sc Ist year IInd Sem. Apparatus : Variable step down transformer, inductive coil (self induction ≈ 1 henry), ten condensers (capacity ≈ 0.01 uF, 0.02 uF, 0.04 uF, 0.06 uF,....) of working voltage 500 volt (or the variable condensar box), resistance ( ≈ 1 kΩ), four a.c. voltmeters (or one V.T.V.M.), flexible connection wires

B.Sc Ist year IInd Sem. Apparatus : A d.c. power supply (0-300 Volt), six paper condensers (each of capacity 0.5 uF), six ccarbon resistances, (each of resistance 1MΩ), a neon bulb (which is used in line tester), stop watch, connection wires.

B.Sc Ist year IInd Sem. Apparatus : Experimental capacitor, a standard capacitor, four resistance boxes, head phone, audio frequency oscillator and connection wires.

B.Sc Ist year IInd Sem. Apparatus : Experimental condenser of low capacity, standard condenser, variable air condenser, two resistance boxes (in which one is decimal resistance box), audio frequency oscillator, head phone and connection wires.

B.Sc Ist year IInd Sem. Apparatus : The Coil of unknown inductance, post office box, audio frequency oscillator, two standard capacitors (C1 = 0.3 uF, C2 = 0.3 uF), head phone, galvanometer, leclanche cell etc.

B.Sc Ist year IInd Sem. Apparatus : Post office box, three resistance boxes, a standard inductance, an audio frequency oscillator, head phone, given coil and connection wires.

B.Sc Ist year IInd Sem. Apparatus : Pst office box, inductive coil, dial type decimal resistance box, condenser (capacity ≈ 0.2 UF to 0.5 UF), a stretched resistance wire on a wooden strip with sliding contact, galvanometer, audio frequency oscillator, head phone, accumulator, two two- way kays, connection wires.

B.Sc Ist year IInd Sem. Apparatus : Kalvin's double bridge, ballstic galvanometer, given wire whose resistance is to be determined, stem boiler (or beaker), thermometer, heater, a wooden rod, lamp and scale arrangement.

B.Sc Ist year IInd Sem. Apparatus : Carey Foster's bridge, decimal resistance box, leclanche cell, galvanometer, thick copper strip, plug key, rheostat of nearly 10ohm, given wire and connection wires.

B.Sc Ist year IInd Sem. Apparatus : Stewart and Gee's

tangent galvanometer,

accumulator( Power supply ), Rheostat,

commutator, plug key and

connection wires.

B.Sc Ist year IInd Sem. Apparatus : Deflection magnetometer, vibration magnetometer, bar, magnet, brass rod, compass box, stop watch, spirit level, vernier callipers and digi balance

B.Sc Ist year IInd Sem. Apparatus : Quadrant electrometer, extremely sensitive a.c. and d.c.. voltmeter, two d.c. voltage sources (batteries), a.c. voltage source, rheostat, a capacitor of known capacity and a capacitor of unknown capacity, lamp and scale arrangement, high resistance, connection wires and two tapping keys.

B.Sc Ist year Ist Sem. Apparatus : Ballisitic galvanometer, damping key, lamp and scale arrangement, rheostat, morse key, accumulator, capacitor of known capacity, voltmeter and connection wires.

B.Sc Ist year Ist Sem. Apparatus : Stoke's viscometer, experimental liquid (glycerine), five or six small steel balls of different diameters, stop watch, screw gauge, watch glass, thermometer and metre scale.

B.Sc Ist year Ist Sem. Apparatus : Burette, vertical stand, rubber tube, cappilary of given radius, metre scale, stop watch, beaker or graduate cylinder, two blocks of some dimensions and liquid.

B.Sc Ist year Ist Sem. Apparatus : Jaeger's apparatus, capillary tube, beaker, the given liquid (say, water), travelling microscope, metre scale and thermometer.

B.Sc Ist year Ist Sem. Apparatus : Travelling microscope, capillary tube, beaker, water, a long pin (or needle), a rubber ring, thermometer and vertical stand.

ap-932k-surface-tension-by-capillary-rising-table-metalic-with-platform-capillary-holder-set-abron1

B.Sc Ist year Ist Sem. Apparatus : Two capillaries of uniform area of cross- section, and of given radius, constant level waterreservoir attached on a vertical stand, manometer, stop watch, thermometer, metre scale and a measuring cylinder.

Viscosity Apparatus By Capillary Flow

Setup with Manometer capillary, constant level tank. To find the co-efficient of viscosity of water by nothing its flow through a capillary tube of uniform bore. A capillary tube of fine bore is fitted on a wooden board. Then two ends are joined by rubber tubing and it joints to two upright glass L-shaped tubes forming the manometer with scale. With the help of a pinch cock, a steady flow of water is maintained complete with a three limbed constant level tank of brass on stand with rubber tube glass parts are made of Borosilicate glass

B.Sc Ist year Ist Sem. Apparatus : Seaarle's apparatus (vertical stand and two identical bars), experimental wire, stop watch, screw gauge, vernier callipres, meter scale, physical balnce or spring balance, candle, thread and match box.

B.Sc Ist year Ist Sem. Apparatus : Torsional pendulum, experimental wire, metre scale, screw gauge, vernier calliper, stop watch, a heavy sphere or a solid cylinder, physical balance and weight box.

B.Sc Ist year Ist Sem. Apparatus : Maxwell's needle, experimental wire (long and thin), stop watch, screw gauge, metre scale, Digital Balance lamp and scale arrangement.

B.Sc Ist year Ist Sem. Apparatus : Borton's vertical apparatus, metre scale, screw gauge, vernier callipers, several weights each of half kg.

B.Sc Ist year Ist Sem. Apparatus : The experimental beam (i.e., a metalic beam of uniform rectangular cross-section and 1 m length), two knife edges on rigid supports in a horizontal plane, hanger, several weights each of half kg, optical lever,

OPTIONAL

telescope-scale arrangement, metre scale, vernier callipers and screw gauge.

B.Sc Ist year Ist Sem. Apparatus : The given beam (a rectangular metalic beam of length 1m and of uniform thikness), two knief edges on rigid supports in a horizontal plane, spherometer, hanger, several weights each of half kg, Leclanche cell or a dry cll, plug key, rheostat, shunted galvanometer (or an electric bulb), vernier callipers, metre scale, screw gauge etc.

B.Sc Ist year Ist Sem. Apparatus : Cantilever, metre scale, screw guage and several weights each of mass 200 gm

B.Sc Ist year Ist Sem. Apparatus : Two springs of nearly equal lengths, two half kg weights, one pan and stop watch.

B.Sc Ist year Ist Sem. Apparatus : A Rubber band of nearly 20-30cm length which is suspended by means of a rigid support, pan, few weights of 50-50gm, a pin or a poiner, a meter scale attached on a vertical stand and a stop watch

B.Sc Ist year Ist Sem. Apparatus : Bifilar suspension system, some weights of 1-1 kg and 1/2 - 1/2 kg, a meter scale, stop watch etc.

B.Sc Ist year Ist Sem. Apparatus : A bar pendulum which is attached with a pin at its one end, stop watch, a metre scale fixed at the end of a stool or on a vertical stand, two knief edges, spirit level,spring balance etc.

B.Sc Ist year Ist Sem. Apparatus : Kater's pendulum, sharp knife edge, stop watch and metre scale

(Katers reversible pendulum) and to determine the value of acceleration due to gravity G in laboratory

B.Sc Ist year Ist Sem. Apparatus : Bar pendulum, stop watch, metre scale, knife edge fixed to a rigid support, spirit level.

B.Sc Ist year Ist Sem. Apparatus : Apparatus of two dimensional collision, steel balls, plain paper, carbon paper, drawing board and board pins, plumbline, metre scale, protactor and phys

B.Sc Ist year Ist Sem. Apparatus : Inertia table, uniform metallic block, stop watch and spirit level

B.Sc Ist year Ist Sem. Apparatus : A light inertial table attached with 50cm long alluminim channel on either side of it, few weights, meter scale and stop watch.

BSc Apparatus Required : A collision apparatus, two steel balls of different mass and radii, sheets of paper and carbon paper of large size.

BSc Apparatus Required: Capillary tubes having different radii and lengths ( some of same length but different radii, while other of same radii but different length), graduated flask manometer, reservoir.

Class XII-exp APP-29 To observe refraction and lateral deviation displacement of a beam of light incident obliquely on a glass slab Glass Blockr.

Class XII Apparatus : A Solenoid, a beam balance, a bar-magnet, weight-box, an ammeter, key connecting wires, sandpaper, rheostat.

Class XII Apparatus : Optical bench, four uprights, two optical needles, concave lens with lens holder, a convex lens with lens holder, a knitting needle and a half-meter rod.

Class XII Apparatus : A weston type galvanometer, one resistance box of range 0 to 500 ohm, one resistance box of range 0 to 5000 ohm, a 3V battery, voltmeter, two one-way key, connecting wires and a piece of sand paper.

Class XII Apparatus : A potentiometer, a Leclanche cell E1, a Danial cell E2, an ammmeter, a low resistance rheostat, one-way key, a galvanometer, a voltmeter, a resistance box, a battaery of 2 to 3 accumulators, connecting wires and a piece of sand paper, etc.

BSc 1st Year Experiment -10 Apparatus DeskTop Computer with monitor key board Mouse, Power cable etc with Language FORTRAN and other Languages and Free software etc

BSc 1st Year Experiment -9 Apparatus DeskTop Computer with monitor key board Mouse, Power cable etc with Language FORTRAN and other Languages and Free software etc

BSc 1st Year Experiment -8 Apparatus DeskTop Computer with monitor key board Mouse, Power cable etc with Language FORTRAN and other Languages and Free software etc

BSc 1st Year Experiment -7 Apparatus DeskTop Computer with monitor key board Mouse, Power cable etc with Language FORTRAN and other Languages and Free software etc

BSc 1st Year Experiment -6 Apparatus DeskTop Computer with monitor key board Mouse, Power cable etc with Language FORTRAN and other Languages and Free software etc

BSc 1st Year Experiment -5 Apparatus DeskTop Computer with monitor key board Mouse, Power cable etc with Language FORTRAN and other Languages and Free software etc

BSc 1st Year Experiment -4 Apparatus DeskTop Computer with monitor key board Mouse, Power cable etc with Language FORTRAN and other Languages and Free software etc

BSc 1st Year Experiment -3 Apparatus DeskTop Computer with monitor key board Mouse, Power cable etc with Language FORTRAN and other Languages and Free software etc

BSc 1st Year Experiment -2 Apparatus DeskTop Computer with monitor key board Mouse, Power cable etc with Language FORTRAN and other Languages and Free software etc

BSc 1st Year Experiment -1 Apparatus DeskTop Computer with monitor key board Mouse, Power cable etc with Language FORTRAN and other Languages and Free software etc

BSc-Ist year Apparatus required-Cathode ray tube, power supply,a pair of bar magnets compass box, a wooden stand provided with scale

BSc-Ist year Apparatus required-The coil of which self inductance is to be determined, post-office box, ballistic galvanometer with lamp and scale sliding contact copper sulphate solution in a U-tube in form of resistance, accumulator tapping key stop watch digital and connection wires

BSc-Ist year Apparatus required-Step down transformer with potential divider, choke coil, a c voltmeter a c milli-ammeter , Leclanche cell, galvanometer

BSc-Ist year Apparatus required-Cathode ray oscilloscope (CRO) power supply procided with a potential divider and connection wires

BSc-Ist year Apparatus required-Variablestep down transformer inductive coil (self inductance = 1 henry) ten condensers (capacity = 0.01 F, 0.02 F, 0.04 F,) of working voltage 500 volt (or the variable voltage box), resistance (= 1kΩ), four a c voltmeters (or one v t v m) flexible connection wires

BSc-Ist year Apparatus required-Inductive coil (Self inductance L = 200 mH, resistance r =13Ω), resistance (= 50 ohm), battery of e m f 12 volf key digital time and connection wires

BSc-Ist year Apparatus required-A

Complete electronic setup kit with power supply ,

condensers and capacitors resistance

stop watch digital connection wires

BSc-Ist year Apparatus required-Experimental capacitor, a standard capacitor, four resistance boxes, head phone, audio frequaency oscillator and connection wires

BSc-Ist year Apparatus required-Experimental condenser of low capacity staned condenser, condenser, variable air condenser, two resistance boxes (in which one is decimal resistance box), audio frequency oscillator, head phone and connection wires

BSc-Ist year Apparatus required-The coil of unknow inductance, post-office box, audio frequency oscillator, two standard capacitors (C1=0.3 F,C2 = 0.3 F), head phone, galvanometer, leclanche cell etc

BSc-Ist year Apparatus required-Post office box, three resistance boxes, a standard inductance an audio frequency oscillator head phone, given coil and connection wires

BSc-Ist year Apparatus required-Post-office box, inductive coil, dial type decimal resistance box, condenser (capacity = 0.2 F to 0.5 F), a streched resistance wire on a wooden strip with sliding contact, galvanometer, audio frequency oscillator, heas phone, accumulator, two two-way keys, connection wires

BSc-Ist year Apparatus required-Caray Foster's bridge, decimal resistance box leclanche cell, galvanometer thick copper strip, plug key rheostat of nearly 10ohm, given wire and connection wires

BSc-Ist year Apparatus required-

Steewart and Gee's tangent galvanometer,

accumulator ( or Eliminator , rheostat,

commutator, plug key and connection wires

BSc-Ist year Apparatus required-Deflection magnetometer vibration magnetometer, bar magnet brass rod, compass box, stop watch digital, spirita level, vernier callipers balance

BSc-Ist year Apparatus required-Quadrant electrometer, extremely sensitive a c and d c voltmeter, two d c voltage sources (batteries) a c voltage source rheostat, a capacitor of known capacity and a capacitor of unknown capacity, lamp and scale arrangement high resistance, connection wires and two tapping keys

BSc-Ist year Apparatus required-Ballistic galvanometer, damping key, lamp and scale arrangement,rheostat, morse key, accumulator, caoacitor of know capaccity voltmeter and connection wires

BSc-Ist year Apparatus required-Stoke's viscometer experimental liquid (glycerine), five or six small steel balls of different diameters, stop watch digital, screw gauge, watch glass, thermometer and meter scale

BSc-Ist year Apparatus required-Burette vertical stand rubber tube, capillary of given radius metre scale, stop watch digital, Beaker or graduated cylinder,two blocks of same dimensions and liquid

BSc-Ist year Apparatus required-Jaeger's apperatus capillary tube, beaker, the given liquid (say water), travelling microscope, metre scale and thermometer

BSc-Ist year Apparatus required-Travelling microscope capillary tube beaker, water, a long pin (on needle), a rubber ring, thermometer and vertical stand

BSc-Ist year Apparatus required-Two capillaries of uniform area of cross-section-and of given radius constant level water reservoir attached on a vertical stand manometer, stop watch digital, thermometer, metre scale and a measuring cylindeer

BSc-Ist year Apparatus required-

Searle's apparaus (vertical stand and two identical bars), experimiental wire,

stop watch digital, screw gauge,

vernier callipers ,meter scale,

Optional -physical balance or spring balance

BSc-Ist year Apparatus required-Torsional pendulum, experimental wire, metre scale, screw gauge, vernier callipers, stop watch digital, a heavey sphere or a solid cylinder,  Aluminium plate + bridge with mirror pin vice  and disc ,rings  cut at 3-4 places with wire and wall bracket

BSc-Ist year Apparatus required-Barton's vertical apparatus's metre scale, screw gauge, vernier callipers, seceral weights each of half kg

BSc-Ist year Apparatus required-Borton's horizontal apparatus's metre scale, screw gauge, vernier callipers, seceral weights each of half kg

BSc-Ist year Apparatus required-The expermiental beam (i.e a a metallic beam of unifrom rectangular cross-section and 1m length), two knife edges on rigid supports in a horizontal plane, hanger, several weights each of half kg, optical lever, talescope-scale arrangerment, metre scale.vernier caillpers and screw gauge

BSc-Ist year Apparatus required-The given beam (a rectangular metallic beam of length 1m and of uniform thickness),two knife edges on rigid supports in a horizontal plane,spherometer, hanger weights set slotted 500gm 4+1 hanger , several weights each of half kg,Leclanche cell or a dry cell, plug key, rheostat,an electric bulb),vernier callipers, metre scle, screw gauge etc

BSc-Ist year Apparatus required-Cantilever,meter scale, screw gauge and several waights each of mass 200gm

BSc-Ist year Apparatus required-Two springs of equal lenghts, two half kg weights, one pan and stop watch digital

BSc-Ist year Apparatus required-

A rubber band of nearly 20-30 cm length which is supended

by means of a rigid support, pan, few weights of 50-50gm,

a pin or a pointer, a metre scale atteched on a vertical stand

and a stop watch digital.

BSc-Ist year Apparatus required-Bifilar suspension system, some weights of 1-1kg and kg, a meter scale, stop watch digital etc

a

BSc-Ist year Apparatus required-A bar pendulum which is attached with a pin at its one end, stop watch digital, a meter scale fixed at the end of a stool or on a vertical stand, two knife edges, spirit level, spring balance etc

BSc-Ist year Apparatus required-Kater's pendulum, sharp knife edge, stop watch digital and metre scale

BSc-Ist year Apparatus required-Bar pendulum stop watch digital meter scale, knife edge fixed to a rigid support, spirit level

BSc-Ist year Apparatus required-Apparatus of two dimemsional collision steel balls, plain paper, carbon pape, drawing board and board pins, plumblinc, metre scale, protactor and physical balence

BSc-Ist year Apparatus required-Inertia table, uniform metallic block, stop watch digital and spirit level

BSc-Ist year Apparatus required-A light inertial table attached with 50 cm long aluminium channal on either side of it, few weights, meter scale and stop watch digital.

Substance x 1010 Nm-2

Engineering-BE Btech 1st Year- Apparatus Reqiuired-A PN Junction diode a DC supply,a micro ammeter a beaker a thermometer heater connecting wires water liquid paraffin etc

Engineering-BE Btech 1st Year- Apparatus Reqiuired-A post office box a table galvanometer, a thermometer Leclenche cell beaker water heater, connecting wires, the given semiconductor semiconductor (a thermistor) etc

Engineering-BE Btech 1st Year- Apparatus Reqiuired-Four ponit probe arrangement, a measuring unit (consisting of three subunits 1. multrirange digital voltmeter, 2. Constant current generator and 3. oven power supply) a thermometer,an oven ther given sample etc

Band gap of Semi-conductor Energy Gap in Ge Crystal 4 Probe Resistivity Method Electronic Trainer setup kit with power supply

Built in constant current source and Milli-voltmeter Easy change of sample With mini Heating Oven complete in all respect.

The Four Probe Method is one of the standard and most widely used methods for the measurement of resistivity of semi-conductors. effective resistance of the voltage measuring device

Probe Arrangement        Four individually spring loaded

Sample : Germanium crystal in the form of a chip.

Oven : It is a small oven for the variation of temperature.

Four Probe Set-up          : Set-up consists units

(i)  Digital Voltmeter       0-200mV) & 0-2Vx10x

Display 3-1/2 digit,            7 segment LED (12.5 mm height)

auto polarity and decimal     Overload Indicator

(ii) Constant Current Generator    Specifications:

    Open Circuit Voltage        18 V

    Current Range                  0 - 20 mA

    Resolution                        10 uA

    Accuracy                           + 0.25% of the reading + 1 digit

    Load Regulation               0.03% for 0 to full load

    Line Regulation                0.05% for 10% changes

(iii) Oven Power Supply

Glowing LED indicates when the oven power supply is 'ON'.

*  Complete with Manual and Connection Wire.

Cat No        Item           with Power Supply                       meters

AE-1204R   Band Gap of GE Crystal semi-conductor diode digital

                    4 four probe method mini oven temp controlled

                    power supply electronic trainer set up kit abron

Engineering-BE Btech 1st Year- Apparatus Reqiuired-Ultrasonic interferometer (includes hing frequency ganerator and measuring cell) and the given liquid

Engineering-BE Btech 1st Year- Apparatus Reqiuired-Ultrasonic interferometer (includes hing frequency generator and measuring cell) and the given liquid

Engineering-BE Btech 1st Year- Apparatus Reqiuired-Poteniometer resistance boxes lead lead acid accumulator daniel cell table galvanometer high resistance (HR), thermocouple thermometer, water bath heater ice cubes jockey connecting wires etc

Engineering-BE Btech 1st Year- Apparatus Reqiuired- A laser source mumerical aperture apparatus,the optical fiber cable a screen with coeenti circles of different diameter drawn over it etc

Engineering-BE Btech 1st Year- Apparatus Reqiuired-A laser source lycopodium powder or any fine particle powder,a glass plate screen scale etc

Engineering-BE Btech 1st Year- Apparatus Reqiuired- A Laser Source, Laser Grating, Screen Scale etc

Engineering-BE Btech 1st Year- Apparatus Reqiuired-Spectrometer plane transmission grating a reading lens, a spirit level mercury vapour lamp etc.

Engineering-BE Btech 1st Year- Apparatus Reqiuired-Spectrometer, glass prism mercury lamp, reading lens spirit level, etc.

Engineering-BE Btech 1st Year-

Apparatus Reqiuired-

Lee's disc apparatus, bad conductor (card board, glass or mica)

vernier calipers, screw gauge

thermometer stem boiler ,

hot plate heater etc

Engineering-BE Btech 1st Year- Apparatus Reqiuired-A graduated burette, a small rubber tube, capillary tube beaker, liquid pinch clip a meter scale, travelling mircroscope, a reading lens a retort stand etc

Engineering-BE Btech 1st Year- Apparatus Reqiuired-Travelling microscope two knife edges one set of slotted weights, pin with wax, meter scale vernier calipers screw gauge reding lens, a uniform beam (brass or copper or a wooden scale) etc

Engineering-BE Btech 1st Year- Apparatus Reqiuired-A circular metallic disc,stop clock, screw gauge, a pair of symmetrical objects of know masses, a long thin wire, a meter scale etc Aluminium plate + bridge with mirror pin vice  and disc ,rings  cut at 3-4 places with wire and wall bracket

Apparatus Required for Engineering-BE Btech 1st Year-Transmitting plate, Lummer-Brodhum or photometer, two light sources

Apparatus Required for Engineering-BE Btech 1st Year-Sexant, chalk of two different colours, a rigid clamp stand measuring tape, spirit lamp

Apparatus Required for Engineering-BE Btech 1st Year-Photoelectric cell, light soure, soubly-refracting plate, a pair of polaroids (or nicols) sensitive dead-beat galvanometer lamp and scale arrangements slit optical with suitable uprights etc

Apparatus Required for Engineering-BE Btech 1st Year-

Michelson's interferometer, sodium lamp,

condensing lens, a tin sheet having a fine pin-hole setup

Precisely to find wave length of Monochromatic light on Calibrated scale, L.C. 0.0001 mm. with Telescope. Precisely to find wave length of Monochromatic light on Calibrated scale.
CONSTRUCTION : Base : The whole assembly is mounted on a triangular heavy cast iron painted base. It is divided into two parts : (i) Mechanical (ii) Optical Precisely developed, with all perfect Optical, Mechanical components in our Research Laboratory, mainly used to find the wavelength of monochromatic light or the calibration of scales and the standard experiments.
(i) Bed : Bed is optically ground, Length 250 mm with a metallic knob in front of the instrument to facilitate movement.
(ii) Lead Screw : Lead screw is optically ground with its nut, Length 200 mm, Pitch 1 mm.
(iii) Optical Mirror Mount : Round shape (2 nos.) to hold the mirror which may be aligned in to orthogonal direction by means of screws provided at the rear side of the both of mounts.
The Nomenclature is given below :
1.Moveable Surface Coated Mirror.
2.Fixed Surface Coated Mirror loaded with springs.
3.Compensator : Compensating plate. Size 45 mm x 32 mm x 8 mm.
Surface Flatness: Lemda / 10 (both faces)
Parallelism: 5 arc sec.
LC. of Instrument: 0.0001 mm
Telescope: For looking FRINGES of Monochromatic light.
B Michelson INterferometer wihSV almp box and transformer complete set up
4. Splitter.
5. Universal adjustable Telescope with cross line graticule.
6. Diffused Glass Screen : A circular metallic plate dia 6" fitted with an arm having a pin hole to facilate Sodium / Mercury Light to fall on Prism.
7. Main knob for moving Mirror No.1, least count 0.01 mm.
8.Slow motion drum for moving Mirror No. 2, least count 0.0001 mm.
9.Screw with nut and spring to adjust the view of pin hole in horizontal position.
10.- do- in vertical position.
11.Base on stand for interferometer.
12.Knurlled Heads for adjusting the Mirror No. 2
parallel to No. 1.
13.Mirror No. 1, parallel to No. 2.
14.Well Grounded Lead Screw with pitch 1 mm.
15Pin Hole Disc.
16.Condenser Unit (adjustable).
17.Eyepiece (adjustable).
18.Spring knob for adjusting the lead screw.
19.Viewing Window to read main scale.
20.Telescope holding clamp (Universal Type).
21.Complete in Wooden/Thermocole box.

Apparatus Required for Engineering-BE Btech 1st Year-Telescope with a rectangular adjustable slit, a black cardboard with narrow white strips on it travelling microscope and meter scale

ap-877r-resolving-power-of-telescope-reading-scale-slite-setup-abron

Apparatus Required for Engineering-BE Btech 1st Year- A Diffiraction grating, spectrometer, mercury lamp prism reading lens

Apparatus Required for Engineering-BE Btech 1st Year-(i) Polarimeter, (ii) active subtstance (iii) balance and weights (iv) measuring cylinder, (v) flask (vi) distilled water, (vii) scale (viii) sodium light source etc

AP-851-A

Polarimeter Half shade with 200mm tube with graduated scale with vernier Abron

For determining the specific rotation of optically active substances. A corning glass tube (size 200 mm) is enclosed in a circular aluminum tube with top door for access and exclusion of external light. The circular scale is attached near to analyzer and a range of measurement is 0 - 360° Vernier moveable on the scale enables reading of optical rotation to 60 seconds. Rough and fine adjustment, provided with HALF WAVE MICA PLATE giving three parts field for easy setting adjustable half shadow angles. The instrument can be used on monochromatic light. The light when passes through a polarized sheet and then through the solution. The emerging light is then observed through a rotatable polarized lens analyzer which is used as eye piece. The angle of light is rotated and read directly of the circular scale. Supplied on the the adjustable stand, packed in cardboard box.

AP-851A    Polarimeter Half Shade Type 

AP-851B    Polarimeter Bi Quartz Type

AP-851C    Polarimeter Spare Tubes 200mm

Apparatus Required for Engineering-BE Btech 1st Year-Sodium lamp, short focal length lens, travelling microscope, newton's rings apparatus having a plano-convex lens of focal length about about 100cm two glass plates and a spherometer

Microscope : A standard Microscope having 30x magnification is  with rotatable cross line, Ramsden eye piece can be focused per your eye * Focusing tube can be raised or lowered focusing by rack and pinion arrangement * Front to back by rack and pinion

*Longitudinal Movement : for Rings by rotating drum about 25mm can be read by scale and on divided drum to Least count 0.001 cm.   * Newton rings Lens Set : consisting of one for creating pressure optical flat glass and one Plano-convex lens about 60 mm radius with built special holder with round ring screw for creating Newton Rings also have Reflector and Condenser in front one adjustable reflector glass to adjust angle to see through microscope and send SV lamp light to newton rings for viewing and easy setting

AP-833-B      Newton’s ring Microscope special easy setup

AP-833-K      Newton’s ring Microscope with SV lamp setup

AP-833-L      Newton’s rings lens spare set for above

Apparatus Required for Engineering-BE Btech 1st Year-(i) A Fresnel biprism, (ii) a source of monochromatic light, (iii) a source of white light (iv) a slit, (v) a micrometer eye-piece, (vi) a convex lens of suitable focal length (vii) an optical bench with four stands, (viii) a plumb line, and (ix) an inbex rod (if required)

AP-689    Bi-Prism Assembly Abron

Bi-Prism Holder, Slit, Micrometer Eye Piece assembly only.

 (i) Bi-Prism Holder : Has fine radial motion by a fine pitch screw.

(ii) Auto Action Lens Holder : With automatic spring action for equal opening and closing of both sides.

(iii) Micrometer Eye Piece : Ramsden Eye Piece, 10 x moves along a micrometer screw, perfectly made.

(iv) Optical Slit : Optical true, precision ground stainless jaws, spring action for opening of jaws eliminated to ensure, original accuracy even after prolonged use. Jaws open uniformly all along through a milled head. Jaw alignment tested for optical accuracy. Made for a lifetime of accurate use.

AP-689A Bi-Prism Assembly Complete with 1 meter rod

AP-689B Bi-Prism Assembly Complete with 1.5 meter Optical Bench having two C. P. rods with accessories.

AP-689C Mica Sheet assorted sizes pack of 1 doz ( 12pc)

AP-726a  Fresnel Biprism 40 mm x 32 mm in box     

AP-726b  Fresnel Biprism 50 mm x 40 mm in box

Apparatus Required for Engineering-BE Btech 1st Year-Spectrometer, prism, sodium light, discharge tube spirit level, mercury light source

5 logic gates with power supply  LED truth tables

with banana sockets and wire

Class XII Apparatus: A cylindrical glass trough,water in a jug a cirular palstic disc which can float in water, an alluminating torch bulb which can be placed at the bottom centre of the trough

Demonstration Transformer transformer on base with two coil 6v 12v step up down abron

Class XII Apparatus: Same as in Expt.5

Class XII Apparatus:Resistance measuring apparatus (Expt .2) 1.2 meter long resistance of uniform material density and thickness, a half meter scale

Class XII Apparatus: 1 meter long piece of resistance wire, a bettery, an ammeter, a rheostat, and one way key, a water bath (water heated in a beaker kept over burner), a thremometer hanging hanging inside the heated water

Class XII Apparatus: No particular apparatus is needed

Class XII Apparatus: An optical bench with three upright, a concave mirror with holder with holder, a burrning candle, a card-board screen

Class XII Apparatus: Two razor blades, adhesive tapes, a screen a source of monochromatic light (laser pencil) black paper and a glass plate

Class XII Apparatus:Thin glass sheet, a source giving monochromatic light beam with parallel ray, a polaroid

Class XII Apparatus: Glass slab, drawing board, white paper sheet, drawing pins, protractor.

Class XII Apparatus:Multimeter.

(a) identify base of transistor

(b) distinguish between n-p-n and p-n-p type transistors

(c ) see the unidirectional flow of current in case of a diode and L.E.D.

(d) check whether a given electronic component (e.g., diode, transistor or IC) is in working order.

Class XII Apparatus:Multimeter.

Class XII Apparatus: Multimeter, battery, eliminator, reversing key

Class XII Apparatus: Light source, light dependent resistors (L.D.R.s) of different variety, resistance measuring arrangement

Class XII Apparatus: Same as in Activity 3

Class XII Apparatus: Potentiometer

Class XII Apparatus: A voltmeter and an ammeter of appropriate range, a battery, a rheostat, one way key.

Class XII Apparatus: A battery, a high resistance rheostat, D.C. ammeter, D.C. voltmeter, one way key, variable A.C. source (variac), A.C. ammeter, A.C. Voltmeter, connecting wires

Semiconductor Diodes and Transistors

Class XII Apparatus: An n-p-n transtor, a three volt battery, a 30 volt battery, two high resistance rheostats, one 0-3 volt voltmeter, one 0-30 volt voltmeter, one 0-500 A micro-ammeterd, one 0-50 mA milli-ammeter, two one way keys, connecting wires.

Semiconductor Diodes and Transistors

Class XII Apparatus: A Zener diode (with reverse breakdown voltage of about 6 volts), [i.e.,Vz = 6v], a ten volt battery, a high resistance rheostat, two 0-10V voltmeter, one 0-100 mA ammeter one 20 ohm resistance one way key, connecting wires

Semiconductor Diodes and Transistors

Class XII Apparatus:A p-n junction (semi-conductor) diode, a 3 volt battery, a 30 volt battery, a hight resistance rheostat one 0-3 volt voltmeter, one 0-30 volt voltmeter, one 0-100 mA ammeter, one 0-100 A ammeter, one way key, connecting wires and pieces of sand paper

Refractive Index of Prism Material, Glass Slab Glass block and Transparent Liquid

Class XII Apparatus: A convex lens, a plane mirror, clean transparent liquid in a beaker, an optical needle, (a thick knitting needle passed through a rubber cork), an iron stand with base and clamp arragement, plumb line, plane glass slab, a spherometer, half metre scale etc

Refractive Index of Prism Material, Glass Slab Glass Block and Transparent Liquid

Class XII Apparatus: A concave mirror, a transperent liquid an optical needle, an iron stand with base and clamp arrangement, a plumpb line, a half metre scale.

Refractive Index of Prism Material, Glass Slab Glass Block and Transparent Liquid

Class XII Apparatus: Three glass slabs of different thickness but same material, a travelling microscope, lycopodium power. A slab is a piece of transperent material with rectangular faces. all faces are transperent and opposite faces are parallel. the dimension alongwith the light travels inside the slab is called its thickness

Refractive Index of Prism Material, Glass Slab Glass Block and Transparent Liquid

Class XII Apparatus: Drawing board, a white sheet of peper, prism, drawing pins, pencil half meter scale, office pins, graph peper and a protractor.

Refractive Index of Prism Material, Glass Slab Glass Block and Transparent Liquid(i) To determine angle of minimum deviation for a given prism by plotting a graph between angle of incidence and the angle of devia

Focal Length of Spherical Lenses

Class XII Apparatus: An optical bench with three uprights (central upright fixed, two outer upright with lateral movement), a convex lens with lens holder, two optical needles, (one thin, one thick) a knitting needle and a half metre scale

Focal Length of Spherical Mirrors

Class XII Apparatus: An optical bench with four uprights (two fixed uprights in middle, two outer uprights with lateral movement), convex lens (20 cm focal length), convex mirror, a lens holder, a mirror holder, two optical needles, (one thin one thick) a knitting needle, and a half metre scale

Focal Length of Spherical Mirrors

Class XII Apparatus: An optical bench with three uprights (zero end upright fixed, two outer uprights with lateral movement), concave mirror, a holder, two optical needles (one thin, one thick), a knitting needle and a half meter scale

Frequency of A.C. (Alternating Current) Mains

Class XII Apparatus: A sonometer (with soft iron wire), a set of eight tuning forks, kg hanger, seven kg slotred weights, an electromagnet with a step-down transformer, clam, clam, stand, rubber pad, paper rider, metre scale

Galvanometer Ammeter and Voltmeter

To determine resistance of a galvanometer by half deflection method and to find its figure of merit. To convert it into a voltmeter of desired range and to verify the same.

Class XII Apparatus: A weston type galvanometer, a voltmeter of 0-3 volt rang, a battery of two cells or battery eliminator, two (5000 Ω and 500 Ω) resisitance boxes, two one way keys, a rheostat, connecting wires and a piece of sand paper.

Measurement of Electromotive Force and Potential Difference

Class XII Apparatus: A potentiometer, a battery (or battery eliminatr), two one-way keys, a rheostat of low resistance, a galvanometer, a high resisitance box, a fractional resistance box, an ammeter, a voltmeter, a cell (say Leclanche cell), a set connecting wires and a piece of sand paper

Wave Motion and Velocity of sound Vibration of Strings 

(b) To study the relation between the length of a given wire and tension for constant frequency using sonometer. To plot a graph between I2 and T(indirect verification of law of tension).

Wave Motion and Velocity of Waves

Vibration of Strings and Air Columns

Class XI Apparatus: A sonometer, a set of eight tuning forks, kg hanger seven kg slotted weights, rubber pad, paper rider, meter scale, screw gauge

Thermal Radiation

Class XI Apparatus: Same as in Expt. 26, plus calorimeters of different materials, cross-section and nature of outer surface (polished and black painted)

Thermal Radiation

Class XI Apparatus: Newton's law of cooling apparatus (a thin-walled copper calorimeter suspended in a double walled enclosure), two thermometers, clamp and stand, stop clock/watch

Thermal Radiation Class XI Apparatus: Newton's law of cooling apparatus (a thin-walled copper calorimeter suspended in a double walled enclosure), two thermometers, clamp and stand, stop clock/watch

Thermal Expansion of Liquids

Class XI Apparatus: A round bottom glasss flask with volume graduations in the neck, Liquid (having boiling point above 100 C), water bath, heating arrangement, thermometer with hanging arrangement

Thermal Expansion of Solids

Class XI Apparatus: A bimetallic strip (made of iron and brass bars), a board with clamp screw on one side and vertical scale on the other side, heating arrangement, thermometer

Elasticity

Class XI Apparatus: Spring, a rigid support, a 50 g hanger and six 50 g slotted weights,a vertical wooden scale, a fine pointer, a hook

Elasticity

Class XI Apparatus: Searle's apparatus, two long steel wires of same and diameter, a metre scale, a screw gauge, eight kg slotted weights and a1 kg hanger

Viscosity

Class XI Apparatus: A half meter high, 5 cm broad glass cylindrical jar with millimeter graduations along its height, transparent viscous liquid, one steel ball, screw gauge, stop clock/watch, thermometer, clamp with stand

Surface Tension

Class XI Apparatus: Set up of experiment-Three capillery tubes of different radii and a tipped pointer clamped in a metallic plate with a handle, travelling microscope, clamp and stand, a fine motion adjustable height stand, a flat bottom open, dish, clean water in a beaker, thermometer

Surface Tension

Class XI Apparatus: Three capillery tubes of different radii and a tipped pointer clamped in a metallic plate with a handle, travelling microscope, clamp and stand, a fine motion adjustable height stand, a flat bottom open, dish, clean water in a beaker, thermometer

Atmospheric Pressure

Class XI Apparatus: Boyle's law apparatus, plumb line, a pair of set-squareS

Motion under Gravity and Acceleration due to Gravity

Class XI Apparatus: A plyboard protractor with radius of about 30 cm and making 0 and 90 with an interval of 15 each, a 10 meter long measuring tape, A constant level reservior under pressure (a tap connected to a tank or water supply line), a water pipe with a metallic nozzle (narrow opening)

Motion under Gravity and Acceleration due to Gravity

Class XI Apparatus: A double inclined plane (track), a ball of diameter about 20 cm, two wooden blocks (2.5 cm length), two weights of one kg each. stop clock/watch plumb line, meter scale

Motion under Gravity and Acceleration due to Gravity

Class XI Apparatus: A simple pendulum having for its string a 2 metre long thin wire with upper and screwed in a torsion screw fixed to a rigid support and a 2 kg rectangular metallic block as its bob suspended from its lower end, ticker- timer, paper tape, spring balance of range 2.5 kg, metre scale and thread

Motion under Gravity and Acceleration due to Gravity

Class XI Apparatus: A clamp with stand, split cork, thread, bod, vernier callipers, stop clock/watch, metre scale

Laws of Motion

Friction

Class XI Apparatus: Some as in Experiment 12 and lead shots as rollers

Laws of Motion

Friction

Class XI Apparatus: wooden block (with a hook on one side), 50 g weghts, horizontal plane (table top) fitted with a frictionless pulley at one end, pan spring balance, thread, spirit level

Motion of a Body Down an Inclined Plane

Class XI Apparatus: An inclined plane, A trolley or roller, pen, weight box, spring balance, spirit level, strong thread, half meter scale

Measurement of Time

Class XI Apparatus: Parallelogram law of forces apparatus (Gravesand's apparatus), plumb line, two hangers with slotted weights, a body (a wooden block) whose weight is to be determined, thin strong thread, white drawing paper sheet, drawing pins, mirror strip, sharp pencil, half meter scalls, set squares, protractor

Measurement of Mass

Class XI Apparatus: A meter scale, a broad heavy wedge with sharp edge, a weight box, a body of unknown mass

Measurement of Length

Class XI Apparatus: Spherometer, convex surface (it may be unpolished convex mirror), a big size plane glass slab

Measurement of Length

Class XI Apparatus: Screw gauge, an irregular lamina (it must be of uniform thickness), a centimeter graph paper, a pointed pencil

Measurement of Length

Class XI Apparatus: Screw gauge, sheet (it must be rigid)

Measurement of Length Class XI Apparatus: Screw gauge,

Measurement of Length

Class XI Apparatus: A thick white paper sheet, a half meter scale

Measurement of Length

Class XI Apparatus: Vernier callipers, a beaker or a calorimeter

Measurement of Length

Class XI Apparatus: Vernier callipers, a small rectangular metallic block of known mass

Measurement of Length

Class XI Apparatus: Vernier callipers, a spherical body (pendulum bod) or a cylinder

Class B.Tech. Apparatus : A Condenser of unknown capacity, 3 condensers of known capacity ,resistance of the order of few mege-ohm, an agron flashing bulb, DC power supply, one way keys.

Class B.Tech. Apparatus : Cadmium sulphide cell, light source slit, battary for cadmium sulphide cell, etc.

Class B.Tech. Apparatus : R.F. oscillator, piezo electric crystal, spectrometer (ultrasonic), glass cell, light source (sodium lamp).

Ultrasonic diffraction apparatus abron ae-1442  The instrument is designed to give accurate and best results keeping in view the various difficulties faced by the institutions. A proper R. F. Oscillator is designed for this experiment and special type of High Resolving Spectrometer with Micrometer Eyepiece in manufactured for this experiment. It is fully tested and nice fringes are formed with the help of R. F. Oscillator. Specifications R. F. Oscillator Input :  230 Volts AC 50 c/s Frequency :    2.5 - 6.5 Mc/s calibrated for different set of crystal frequencies and is continuously variable. R. F. Output :      The output is brought out on the terminals. Built-in a nicely polished box with ON / OFF switch, jewel light etc. Leads : Connecting leads are provided with the instrument.

Class B.Tech. Apparatus : A spectrometer, source of white light (sodium lamp), a glass prism, electric lamp, reading lens

Class B.Tech. Apparatus : An optical bench with three uprights, a given lens two needles and a plane mirror.

Class B.Tech. Apparatus : A sonometer with magnetic wire stretched over it, an electromagnet, step down transformer,a hanger with weights.

Class B.Tech. Apparatus : A sonometer, a wire of magnetic material, step down transformer (200-6 volt) horse shoe magnet or two bar magnet of equal strength, hanger with slotted weights, screw guage meter scale, a sensitive balance.

Class B.Tech. Apparatus : Two condensers, two high resistance boxes, a battery, a morse key, a galvanometer, connecting wires, sand paper etc

maximum accuracy * The 1st arm (R1) of 3-decades 10 x 10, 10 x 100 and 10 x 1000 ohms.* The 2nd arm (R2) is also (R1) * An unknown capacitor (C1) of capacity about (0.1 mfd to 1 mfd, to be connected (from outside) to terminals of 3rd arm. (you have to calculate the value of (C1) in the experiment * 4th arm of known standard capacity of 10 x 0.1 mfd (i.e. C2)   

Class B.Tech. Apparatus : A galvanometer, a voltmeter, a high resistance box of range (0-10,000 ohms), low resistance box of range (0-200 ohms), two one way keys, screw guage, ammeter of desired range (say 0-3A) connecting wires etc

Class B.Tech. Apparatus : Caray Foster bridge, Two equal resistances, thick copper strips, a fractional resistance box, cell, sensitive galvanometer, a jockey, unknown low resistance, connecting wires etc.

Class B.Tech. Apparatus : P.O. Box, a sensitive galvanometer, a resistance box, cell and connecting wires etc.

Class B.Tech. Apparatus : A given high resistance, an American type galvanometer, a high resistance box, one way key, battery of about 3 to 4 cells, connecting wires etc.

Class B.Tech. Apparatus : A given high resistance, an American type galvanometer, a high resistance box, one way key, battery of about 3 to 4 cells, connecting wires etc.

Class B.Tech. Apparatus : A Ballistic galvanometer, lamp and scale arrangement Morse key, a capacitor (.1 to .5 �F capacity), two-way, one way key , given high resistance rheostat, a standard cell, stop �watch and tapping key�

Class B.Tech. Apparatus : Platinum resistance thermometer, galvanometer, one-way key,callender and Griffith Bridge, connecting wires, thermometer.

* Callender And Griffith Bridge   manganin coil accurately calibrated Vernier is attached to the sliding contact  Length of the slide wire is 30 cm Resistance values are 0.1, 0.2, 0.4, 0.8, 1.6, 3.2, 6.4, 12.8 and 0.15 ohm resistance measurable Accuracy + 0.01%. Optional Accessories: Galvanometer AP-817 ,Abron plug key, single (AP-764-A) platinum thermometer Bridge AP-675a Hypsometer AP-745 thermometer110⁰C AP-942-b  Abron Hot plate AP-743-c or Abron  stove 743-h Tripod stand AC-626-d wire DCC 5 meter AP-970-c Power supply AE-1375-L

Class B.Tech. Apparatus : A source of mercury light, diffraction grating, spectrometer, spirit level and reading lens.

Class B.Tech. Apparatus : An optical bench with three upringht, a straight edge (say razor blade), slit stand travelling �microscope or eye lens with micrometer reading lens etc.

Class B.Tech. Apparatus : Optical bench fresenel's bi-prisim, convex lens of short focal length, Ramsden's eye piece, microscope, sodium lamp, a slit etc.

Class B.Tech. Apparatus : Laurentz's half shade polarimeter, a sodium lamp [or a Biquartz polarimeter and mercury lamp] suger, physical balance, beaker,watch glass etc.

AP-851-A

Polarimeter Half shade with 200mm tube with graduated scale with vernier Abron

For determining the specific rotation of optically active substances. A corning glass tube (size 200 mm) is enclosed in a circular aluminum tube with top door for access and exclusion of external light. The circular scale is attached near to analyzer and a range of measurement is 0 - 360° Vernier moveable on the scale enables reading of optical rotation to 60 seconds. Rough and fine adjustment, provided with HALF WAVE MICA PLATE giving three parts field for easy setting adjustable half shadow angles. The instrument can be used on monochromatic light. The light when passes through a polarized sheet and then through the solution. The emerging light is then observed through a rotatable polarized lens analyzer which is used as eye piece. The angle of light is rotated and read directly of the circular scale. Supplied on the the adjustable stand, packed in cardboard box.

AP-851A    Polarimeter Half Shade Type 

AP-851B    Polarimeter Bi Quartz Type

AP-851C    Polarimeter Spare Tubes 200mm

Class B.Tech. Apparatus : A helium-neon laser, upright, a single slit and other accessories.

Class XI Apparatus : Rubber-O rings of 15 to 20 cm diameter and thickness around 4 to 5 mm (pressure cooker gaskets would serve the purpose), a pair of torsion head vices such as those used to hold the drilling bits, half meter scale, wooden block, travelling block, travelling microscope, sharp razor blade or cutter, a light weight pointer etc

Class XI Apparatus : Piezoelectric buzzer with inbuilt signal generator circuit, a volt battery, audio amplifier of any type with microphone input jack facility, condenser microphone, AC millivltmeter, a pipe of PVC or paper (in 5 cm diameter and 30 cm length, an empty badminton shuttle cock box can also be used), cotton, polyfill and wood in 250gm each

Class XI Apparatus : Mosquito mat heater (like Good-Knight, Allout,etc.) heat insulation materials, e.g. glass wood, asbestos, polyurathane foam (PUF), etc. a block of copper to fit the heating top of the heater with a hole drilled into accommodate a thermometer bullb (e.g. 3 cm x 2 cm x 1 cm block), a half degree mercury thermometer, aluminium foil, clamp stand, stopwatch, hand vice, cutter, etc

Class XI Apparatus : A ticker timer, a horizontal table having length nearly equal to height, 2 cm thick wooden strip having length equal to width of the table, a wooden trolley, G clamps, frictionless pulley, long paper tape, hanger, slotted weighs, some extra weights, spring balance, strong thread, meter-rod

Class XI Apparatus : A meter scale having holes drilled at equal intervals along its length. A knife-edge fixed on a wall or on any other rigid support, two sharp wedges, and a spring balance

Class XI Apparatus : Two metre scales, clamp stand, slotted weights (50 g each) and a pan

Class XI Apparatus : Newton's law of cooling apparatus with calorimeters of different materials, cross-section and polished and black painted outer surface

Class XI Apparatus : Same as in experiment of surface tension and three commonly used detergents

AP-932-K

Surface Tension By Capillary Rising setup with slow motion platform 4 Capillary tubes &holder stand Water Tank etc+ traveling set

Class XI Apparatus : A beaker, a round bottom flask with graduations or a container, tripod stand, wire gauge, liquid (having boiling point more than 100 C) clamp stand, burner, thermometer and water

Class XI Apparatus : Brass-iron bimetallic strip, clamp stand, a burner or stove and a light hammer

Class XI Apparatus : A beaker, some wax, thermometer, clamp stand, burner, tripod stand, clamp stand and a stopwatch

Class XI Apparatus : Ticker timer, paper tape, meter scale, thread, clemp, stand, metallic brick as bob, G -clamps (four), split cork and a spring balance

Class XI Apparatus : Double inclined track, a metallic ball of about 1 cm radius,  level, plumbline, meter scale, 

Class XI Apparatus : A protractor, water pipe with a nozzle, water tap and a measuring tape

Class XI Apparatus : Uniform meter scale, known standard mass with loop of cotton thread, unknown mass suspended by a cotton loop, knife-edge

Class XI Apparatus : A burette, a thermometer, a stop-watch, measuring tape, magnifier 

Class XI Apparatus : Centimeter graph paper, set square, wooden strip, gum and a blade

Class XI Apparatus : Hypsometer, calorimeter with stirrer, two C thermometer, mass box, balance and given solid (in form of pieces)

Class XI Apparatus : Spirit (given liquid), a copper tube, copper dust, dust, ice, a funnel, two half-degree thermometers, a calorimeter with outer jacket and a lid, a balance, a mass box, and a stopclok

Class XI Apparatus : Newton's law of cooling apparatus, two thermometers, clamp stand, stop watch, stirrer, water source of heat etc

Class XI Apparatus : Resonance tube apparatus two tuning forks of different frequenceies, a rubber pad, a beaker, one therometer, set squares and a plump line

Class XI Apparatus : Same as in Experiment no 20

Sonometer having a copper (or brass) wire steel wire streached on it, a weight slotted of mass 500 gm,  with tuning for set rubber pad etc 

Class XI Apparatus : A sonometer, tuning forks of different known frequencies two knifo edges, a hanger, rubber pad, slotted weights each of 0.5 kg and a spring balance.

Class XI Apparatus : A tall cylinder about 1 m high, rubber cork a small glass tube lead shot of different sizes or steel balls of different size, stopwatch, gummed paper, metre rod, thermometer, glycerine, screw gauge and cootton thread

Class XI Apparatus : Capillary tubes, travelling microscope, clamp stand, a needle, thermometer, water, a glass dish, stand for glass dish and a mettalic strip

Class XI Apparatus : Boyle's law apparatus, fortin's Barometer, thermometer, plumb line, a pair of set squares, clamp with stand

Class XI Apparatus : A helical spring, meter rod, a rigid support, wooden stand to mount the metre rod or clamp stand, pointer having a fine tip, hanger and slotted weights.

Class XI Apparatus : The given spring, a pointer, a scale, rigid support, a hanger, 8 slotted weights each of 50gram, stopwatch, wooden stand to mount the meter rod or a clamp stand

Class XI Apparatus : Searle's apparatus, two exactly similar wires each about 2 metres in length and about 1 mm in diameter, a screw gauge, a meter rod, slotted weights, hanger

Class XI Apparatus : A physical balance, mass-box and the given objects

Class XI Apparatus : An inclined plane, roller, a pan, mass-box, a spring balance, a spirit level, a thread, a thread and a metre scale

Class XI Apparatus : A wooden block having a hook on one side, a plane board fitted with glass top, (inclined plane apparatus folded) spirit level, thread. pan, mass-box, spring balance

Class XI Apparatus : A metallic bob with a hook, thread, cork divided into two halves, a clamp stand, a stop clock, a metre rod, a chalk piece or a line marker, and a vernier callipers

Class XI Apparatus : Gravesand's two clamp stands , three hangers with hooks, slotted weights (standard masses), a strip of plane mirror, set squares, a drawing compass, a protractor, a sheet of paper, drawing pins, half metre scale and a plump line

Class XI Apparatus : Spherometer, glass slab and a given spherical surface (e,g.a watch glass, spherical mirror or a lens, concave mirror,convex mirror, etc.) wooden blocks

Class XI Apparatus : Spherometer, glass plate and glass slab

Class XI Apparatus : Screw gauge, given irregular lamina and a graph paper

Class XI Apparatus : Screw gauge, given sheet (sunmica sheet or any metal sheet or any glass sheet)

Class XI Apparatus : A screw gauge AP-794A15 , metre rod, piece of wire

Micrometer screw gauge x LC 0.001mm 1 micron brass body steel screw  with Ratchet stop inside outside Thickness measure Abron AP-794A20S

Class XI Apparatus : Given beaker or calorimeter and vernier callipers

Class XI Apparatus : Metallic rectangular block, a vernier callipers, a graduated cylinder, thread, water, container

Class XI Apparatus : Vernier callipers, a spherical body (pendulum bod) or a cylinder

Class XII Apparatus : One transistor (BC 548), one IC (UM 66), one capacitor 100 F, 10V (electrolytic) 3V d.c. supply, a resistor of resistance 1KΩ. One speaker 8Ω, geeneral purpose printed board (PCB), connecting wires, sandpaper and soldering iron, soldering wire etc

Class XII Apparatus : Two metallic probes (aluminium tubes of 5 mm diameter about 6 cm long), p-n-p transistor AC 128, n-p-n transistor BC 107, a loudspeaker 8Ω, a ceramic capacitor 0.1 F, two resistors (R1 = 4kΩ,1/2 W and R2= 10Ω, 1/2W), 3V battery, switch S, connecting wires, wooden booden, terminals, etc

Class XII Apparatus : A photo-transistor (OCP 71), a carbon resistor of 150 Ω, a cell, a milliammeter (0 to 50 mA range), an infrared lamp, a variable transformer (to vary supply voltage infrared lamp), a mercury thermometer, an insulating screen with a central hole and connecting wires

Class XII Apparatus : A.D.C. voltage source (220 V), a capacitor (10 F), a variable resistance (1 to 107 ohm variable in steps of 106 ohm), a Neon lamp (striking potential 140V)

Class XII Apparatus : A Solenoid, a beam balance, a bar-magnet, weight-box, an ammeter, key connecting wires, sandpaper, rheostat

Class XII Apparatus : A thermocouple (Cu-Fe), spirit lamp, a funnel, a funnel stand, thermometer, a beaker, a galvanometer one way key, sandbath, tripodstand, etc

Class XII Apparatus : An optical bench, three upringhts, combination of convex lens and a concave lens, two needles and a knitting needle

Class XII Apparatus : An optical bench, three upright, one candle, on convex lens, half-meter scale, match box, cardboard screen, lens holder, etc

Class XII Apparatus : A concave mirror, an optical bench, three uprights, a piece of cardboard, a sharp cutter, a candle and a spirit level

Class XII Apparatus : Two razor blades and a sodium lamp

Class XII Apparatus : Two polaroids (in the form of plane sheet) transparent colourless plastic sheet, an electric lamp and two clamp stands, etc

Class XII Apparatus : The glass slab glass block, drawing board, a sheet of white paper, pins, half-meter scale, protractor, pencil and drawing pins

Class XII Apparatus : A multimeter and a collection of a junction of a junction diode, L.E.D., a resistor, a capacitor and integrated circuit.

Class XII Apparatus : A metre bridge, L.D.R., a resistance box, a galvanometer, a jockey, one way key, a Leclanche cell, a able lamp, sandpeper, piecrs of connecting wire and 100 watt buld

Built in 0-10V DC variables power supply on board moving coil dual range meters 2 nos. on board 4 nos. various coloured LED`s Circuit/ symbols should be printed nicely on the front panel of the black epoxy PCB with 2mm connecting terminals, should be supplied with patch cords and instruction manual.

Class XII Apparatus : A battery, resistor, an ammeter, a voltmeter, a one-way key and connecting wires

Class XII Apparatus : A potentiometer, an ammeter, a battery of three to four cells, rheostat, voltmeter, jockey, one way key and connecting wires

Class XII Apparatus : A potentiometer auxiliary battery. The given primary cell whose internal resistance is to be measured, two resistance boxes, two one way keys, a rheostat, ammeter jockey galvanometer, sandpaper and pieces of connecting wire

Class XII Apparatus : Three electric bulbs fitted in bulb holders, three (on/off) switches, a safety fuse, power source and flexible wires

Class XII Apparatus : A multimeter, p-n-p transistor, n-p-n transistor, an IC, junction diode, L.E.D., etc

Class XII Apparatus : An inductor, soft iron core, a.c. Voltmeter, d.c, voltmeter, e.c ammeter, rheostat, connecting wires, volt- battery, step-down transformer, one way key, insulated flexible wires for a.c. connection and sandpaper, etc

Class XII Apparatus : A Zener diode, d.c battery of 10V, high resistance rheostat, a microammeter, one way key or a switch, a voltmeter (0-30V), connecting wires. (Usually the entire apparatus in connected on a board and is called Zener diode characteristices apparatus)

Class XII Apparatus :A convex lens, a spherometer, an optical needle, a plane mirror, clamp stand, plump line, meter scale and water

Class XII Apparatus : A concave spherical mirror, clean water, optical needle, metre scale, clamp stand, a plumb line and plane paper

Class XII Apparatus : A glass prism, drawing board, drawing pins, sheet of white paper, a protractor and a half-meter scale

Class XII Apparatus : A travelling microscope, a glass slab glass block, lycopodium power, a piece of card- board and spirit level

Focal Length of Spherical Lenses

Class XII Apparatus : Optical bench, four uprights, two optical needles, concave lens with lens holder, a convex lens with lens holder, a knitting needle and a half-meter rod

Class XII Apparatus : An optical bench with three uprights, given convex lens with lens holder, two optical needles, a half meter rod, a knitting needle, etc

Class XII Apparatus : An optical bench, four uprights, two optical needles, one knitting needle, half metre scale, convex lens convex mirror, lens holder, mirror holder, etc

Class XII Apparatus : An optical bench with three uprights, a mirror holder, the given concave mirror, two optical needles, a half metre rod, a knitting needle, etc

Class XII Apparatus :A sonometer with soft iron wire, hanger with slotted weights, step-down transformer electromagnet, connecting wires, physical balance, weight box, stand, paper rider, meter scale

Class XII Apparatus : A weston type galvanometer, one resistance box of range 0 to 500 ohm, one resistance box of renge 0 to 5000 ohm, two one-way keys, a 3V battary, Voltmeter, rheostat, connecting wires, sand paper, etc

Class XII Apparatus : A galvanometer, an ammeter, a one-way key, a rheostat, a battery, shunt wire, connecting wires,connecting wires, sand pape, screw gauge, meter rod , etc

Galvanometer, Ammeter and Voltmeter

To determine resistance of a galvanometer by half deflection method and to find its figure of merit. To convert it into an ammeter of desired range and to verify the same.

Class XII Apparatus : A weston type galvanometer, a voltmeter, a battery or battery eliminator, two (5000 Ω and 500 Ω) resisitance boxes, two one-way keys, a rheostat, a screw gauge, a metre, scale, an ammeter of given range, connecting wires and a piece of sand paper.

Class XII Apparatus : A potentiometer, auxiliary battery, primary cell (whose internal resistance is to be determined), a rheostat, two resistance boxes, two one-way keys, jockey, ammeter, glovanometer, connecting wires and sand paper

Class XII Apparatus : A metre-bridge, a resistance box, a galvanometer, two resistance coils, a Lecianche cell, a jockey, one way key, connecting wires and sand paper etc

Class XII Apparatus : A metre-bribge, a Leclanche cell, a resistance box, a galvanometer, a jockey, one-way key, the resistance wire(whose specific resistance is to be determined), a screw gauge, a metre scale, connecting wires and a sand paper.

Class XII Apparatus : A given wire whose resistance is to be determined, a d.c, voltmeter (range 0 to 3 V), d.c. ammeter (range about 0 to 1.5 A), a one way key, connecting wires, a battery eliminator or an accumulator or two dry cells (0 to 3 V), sand paper, a rheostat.

Class XII Apparatus : A given wire whose resistance is to be determined, a d.c, voltmeter (range 0 to 3 V), d.c. ammeter (range about 0 to 1.5 A), a one way key, connecting wires, a battery eliminator or an accumulator or two dry cells (0 to 3 V), sand paper, a rheostat.

AP-938C       

Reading Telescope deluxe with 25mm rod heavy castiron base with leveling screws and telescope achromatic lenses and up down movement with scale holder+scale 25-0-25cm 

Comparison of capacities by the method of metrix

Apparatus Required:very dissimilar condenser, two resistance box 10000ohm BG lamp and scale arrangement, two batteries one double pole double throw switch

To determine the absolute value of capacity of a capacitor by ballistic galvanometer

Apparatus Required:capacitor whose value be determine, ballistic galvanometer, resistance box, morse key, one way key,battery

To determine the capacitance of condenser by Wien bridge

Apparatus Required:experimental condenser, standard capacitor, resistance box, head phone, audio frequency oscillator

To determine the capacitance of a capacitor by schering bridge

Apparatus Required:experimental capacitor of low value, standard capacitor, air capacitor, head phone, two resistance box AF oscillator and connection wires

To comaprte the capacitance of two condenser by d souti method d.c. method

Apparatus Required:Two condenser, two high resistance box accumlator, morse key. Galvanometer, connecting wire

To comaprte the capacitance of two condenser by d souti method d.c. method

Apparatus Required:Two condenser, two high resistance box accumlator, morse key. Galvanometer, connecting wire

To compare the capacitance of two condenser by means of a ballistic galvanometer

Apparatus Required:two condenser under experiment, ballistic galvanometer, accumlator, rheostat, tapping key, two way key, connection wires

To determine coefficient of mutual induction of a pair of coils by deflection method using balllistic galvanometer

Apparatus Required:pair of coils, stop watch digital, standard low resistance box,BG and lamp and scale arrangement commutator

To compare the mutual inductance of two pairs of coil

Apparatus Required:Two parts of mutual induction coil battery, two resistance boxes commutator

to determine the self inductance by using owen's bridge

Apparatus Required:experimental coil inductance L to be found , resistance box AF oscillataor, standard capacitors headphone, galvanometer

to determine the self inductance of a given coil by maxwell induction bridge

Apparatus Required:Two resistance boxes 0-10000ohm one1000ohm standard variable inductance, unknown inductance audio frequency oscillator, head phone and connection wire

To determine the self inductance by Maxwell L/C bridge

Apparatus Required:post office box, three resistance box of range of 0-1000ohm galvanometer, audio oscillator, battery, plug key, inductance coil, variable standard capacitor and connection wire

To determine the self inductance of a coil by Anderson method

Apparatus Required:anderson bridge , small variable resistance, galvanometer, audo oscillator, head phone, battery, plug keys, inductance box and connection wire

To determine the self inductance of a coil by Rayleigh method.

Apparatus Required: Rayleigh bridge   null point digital , stop watch digital, given inductance, rheostat, tapping key, double key rayleigh key, streched resistance wire connection wire

To determine using Kelvin's double bridge the following

Apparatus Required:kelvin double bridge, balllistic galvanometer, metal strip, copper wire whoes specific resistance is found thermometer, steam boiler heater screw guage

To determine the temperature coefficient of resistance for platinum using a platinum resistance thermometer and a Callendar and Griffith’s bridge.Apparatus Required: callender and griffith bridge, platimium resistance, thermometer, galvanometer, hypsometer, cell, plug key and connection wire

* Callender And Griffith Bridge   manganin coil accurately calibrated Vernier is attached to the sliding contact  Length of the slide wire is 30 cm Resistance values are 0.1, 0.2, 0.4, 0.8, 1.6, 3.2, 6.4, 12.8 and 0.15 ohm resistance measurable Accuracy + 0.01%. Optional Accessories: Galvanometer AP-817 ,Abron plug key, single (AP-764-A) platinum thermometer Bridge AP-675a Hypsometer AP-745 thermometer110⁰C AP-942-b  Abron Hot plate AP-743-c or Abron  stove 743-h Tripod stand AC-626-d wire DCC 5 meter AP-970-c Power supply AE-1375-L

To determine the high resistance by the method of leakage of condenser

Apparatus Required:Ballistic galvanometer, accumlator, morse key, two way key, standard condenser resistor, stop watch digital, connction wire

To determine the high resistance by the method of leakage of condenser

Apparatus Required:Ballistic galvanometer, accumlator Power supply , morse key, two way key, standard condenser , resistor box , stop watch digital, connction wire

To determine the resistance of a suspended type moving coil galvanometer by Kelvins method using a post office box.

Apparatus Required:Post office box, galvanometer, variable high resistance, copper sulphate, solution placed inside, U tube, leclanche cell, connection wire

To determine the resistance of a suspended type moving coil galvanometer by Kelvins method using a post office box.

Apparatus Required:post office box, leclanche cell, high resistance, moving coil, galvanometer, and connection wire

To determine the resistance per unit length of a Carey Foster’s bridge and (i) to prepare one ohm coil and (ii) to determine the specific resistance of a given wire.

Apparatus Required: carey's foster bridge, decimal ohm box, leclanche cell, galvanometer, thick copper strip, plug key,.sliding rheostat, small resistance 10-20 ohm connection wire jockey, and given wire

To calibrate bridge wire (which is non-uniform) in a carey foster bridge.

Apparatus Required:Bridge wire 100cm apporximate average value of resistance per unit is0.2=2ohm take s0=0.2ohm wire may be calibrated into 10 parts, standard resistance of 2 ohms rheostat 6ohms slide wire, battery, galvanometer, key

To determine the electro-chemical equivalent of copper and reduction factor of a Helmoholtz galvanometer.

Apparatus Required:Digi-balance, copper voltmeter, test plate, helmholtz galvanometer, accumalator, commulator, connection wire

To determine the mass susceptibility of NiSO4 solution

Apparatus Required:Ballistic galvanometer, electro magnet, search coil, standard solenoid, battery, ammeter, rheostat key, travellling microscpe, commulator

To plot graph showing the variation of magnetic field with distance along the ax;s of a circular coil carrying current and to estimate from it the radius of the coil.

Apparatus Required:Tangent galvanometer of stewart and gee type, strong battery, rheostat commulator, plug key connection wire

To study the variation of the thermoelectric e.m.f. with temperature for a copper-iron thermo-couple by means of a potentiometer and (i) to determine the neutral temperature (ii) melting point of naphthalene.

Apparatus Required:Potentiometer, standard cadmium cell, battery, copper iron, thermo couple, high resistance box, rheostat, one way key two way and connection wires  or box set uo with power supply digital 

To calibrate ballistic galvanometer with the help of earth inductor.

Apparatus Required:Ballistic galvanometer, earth inductor, rheostat, tapping key,

To determine current sensitivity, ballistic constant using current sensitivity and voltage sensitivity of a moving coil ballistic galvanometer

Apparatus Required:ballistic galvanometer, shunt resistance high resistance box commulator, key and battery

To calibrate a ballistic galvanometer with a standard solenoid and then to find ballistic constant.

Apparatus Required:ballistic galvanometer, standard solenoid,commutator, battery, ammeter, rheostat

To calibrate a ballistic galvanometer with a standard solenoid and then to find ballistic constant.

Apparatus Required:ballistic galvanometer, standard solenoid,commutator, battery, ammeter, rheostat

To determine ballistic constant K of a moving coil ballistic galvanometer with a standard condenser of known capacity.

Apparatus Required:ballistic galvanometer, damping key, rheostat, morse key accumlator a condenser known capacity, voltmeter, connection wire

To compare two resistances by means of a potentiometer.

Apparatus Required:potentiometer, two resistance compared galvanometer, two storage batteries,two rheostat, two single way key,six terminal key, two way key connection wire

To determine the internal resistance of Leclanche cell by means of potentiometer.

Apparatus Required:Potentiometer, storage battery, rheostat resistance box high resistance galvanometer two plug key connection wires

To determine the internal resistance of an accumulator.

Apparatus Required:Two simillar acummlator, milivoltmeter, rheostat tapping key ammeter, connection wire

To convert Weston galvanometer into a voltmeter of the given range.

Apparatus Required:western galvanometer, acummlator, high resistance box, voltmeter,ammeter of the same range as given for conversion. Plug key, resistance wire and apparatus for determining the galvanometer resistance by kelvin's method

To convert a Weston galvanometer into an ammeter of a given range.

Apparatus Required: western galvanometer, acummlator, high resistance box, voltmeter,ammeter of the same range as given for conversion. Plug key, resistance wire and apparatus for determining the galvanometer resistance by kelvin's method

To calibrate a given ammeter by means of potentiometer.

Apparatus Required:Potentiometer, two storage batteries, two rheostat, a standard cell galvanometer, two one way key,one two way key,and connection wire one ohm resistance

To determine the ionization potential of the Mercury filler Valve thyratron.

Apparatus required:Thyratron tube two grid bias supply, microammeter ,rheostats s etup complete with power supply etc 

Ionisation Potential of mercury Thyratron
Valve trainer kit with panel sockets 2meters
with power supplyAE-1292-M
To plot the grid control characteristics.
The phase firing characteristics of gas filled.
Gas filled Thyratron its grid is used to trigger it.
LT Fixed AC 6.3V AC
HT DC 0-15V DC Volts Variable knob Milli Ammeter 30 mA Dial 65mm Thyratron Valve mounted on panel schematic diagram
Complete with Manual and Connection Wire

AE-1292-M Ionisation Potential of mercury Filled Valve
trainer kit LT HT Variable panel sockets 2meters
With power supply

To determine the absorption coefficient of a liquid or solution wih the help of voltaic cell

Apparatus required:photo volataic cell, rectangular glass, vessel graduated in MM experimental liquid moving coil galvanometer, lamp scale arrangement, source of light convex lens

To verify the inverse square law and to determine the ratio of illuminating powers of two electric bulbs with the help of photovoltaic cell.

Apparatus required: photo voltaic cell, optical bench with two upright,two electric bulbs, moving coil galvanometer, lamp and scale arrngement

To determine the refractive index of a liquid using Pulfrich refractometer

Apparatus required:Pull frich refrectrometer, glass cell, liquid, source of light, right angled prism

To determine the refractive index of the material of a concave lens.

Apparatus required:Optical bench pins,concave lens meter scale, plane mirror, spherometer

To determine the radii of curvature of the surfaces of a convergent lens and hence to calculate its refractive index.

Apparatus required:Convergent lens, pins, stand, clean mercury shallow dish, screw guage

To locate the cardinal points of a system of two thin convergent lenses separated by a distance and then to verify the formulae

Apparatus required:Nodal slide assembly and two thin convergent lens

To verify the Newton’s formula x1x2=f2 for lenses separated by a given distance.

Apparatus required:Optical bench, two convex lens of nearly equal focal lenghths plane mirror, two pins and uprights

To determine the focal length of the combination of two lenses separated by a distance with the help of nodal slide and to verify the formula Nodal slide arrangement

optical bench, plane mirror, cross slit,and two convex lens

To compare the illuminating powers of two given sources of light with a Lummer-Brodhum photometer and to study the variation of illuminating power of a filament lamp with applied voltage.

Apparatus required:Lummer broadhome photometer, optical bench, two source of light and auto transformer

To compare the illuminating powers of two given sources of light with a Lummer-Brodhum photometer and to study the variation of illuminating power of a filament lamp with applied voltage.

Apparatus required:Lummer broadhome photometer, optical bench, two source of light and bulb

Apparatus required: Sextant with telescope filter setup

stand for esextant and measuring tape

To determine the height of a distant object with the help of a sextant by artificial horizon with stand

To determine the height of a tower with the help of a sextant.

Apparatus required:Sextant and measuring tape

To study elliptically polarized light by means of a photo-electric cell.

Apparatus required:Photo electric cell,optical bench with suitable uprights,dead beat galvanometer,source of light,doubly reflacting plate,polaroids or nicols,lamp and scale arrangemets,slit etc

Elliptically Polarized Light Photo Voltaic cell Meter Micro Amp Using Polaroid Pair setup using optical bench AE-1257A

      Optical Bench         Set up with riders 2 rod bench

      Polarizer Analyser   in rig set with 360’ scale pointer

      Photo cell                with Meter u Amp Micro Amp 72mm

Cat No      Item          Specifications                         Unit

AE-1257a     Elliptically Polarized Light by Photo Voltaic cell

                    Meter Micro Amp Using Polaroid Pair with 360’

                    scale setup using optical bench lamp house

To verify Fresnel’s formulae for the reflection of light.

Apparatus required:Spectrometer,Prism, sodium lamp,pair of polaroid fitted inside circular stands provided with circular scales which may be clamped on the telescope and collimator tubes, reading lens

To analyse elliptically-polarised light by means of Babinet’s compensator

Apparatus required:Babinet compensator, white light source, quarter wave plate, chock power supply, box polariod eye piece, reding lens, plumb line.

To determine Brewsters angle for a glass surface and hence to determine the refractive index of glass phenomenon and the polarization of reflected light 

Apparatus required:Spectrometer, monochromatic source of light glass prism and polaroid attachment to telescope objective

To study the polarization of light by simple reflection

Apparatus required:simple glass plate, photo voltaic cell,60 watt incandescent lamp, micrometer, polaroid, convex lens

To determine the specific rotation of cane sugar solution with the help of a polarimeter

Apparatus required:Polarimeter,balance, measuring cylinder,beaker and source of light

Polarimeter Half shade with 200mm tube with graduated scale with vernier and Sodium vapour lamp set

To determine the resolving power of a grating

Apparatus required:Plane diffrection grating,spectrometer,mercury lamp,prism,rectangular aprature of adjustable width,reading lens

To determine the wavelength of monochromatic light by diffraction at a straight edge

Apparatus required:optical bench,straight edge,slit,stand and travelling microscope

To determine the diameter of lycopodium particles by forming diffraction fringes.

Apparatus required:optical bench, glass plate,lycopodium powder,sodium lamp,metal plate having small hole at center and provide with pin holes along two perpendicular lines passing through center of hole

To determine the dispersive power of a plane transmission diffraction grating

Apparatus required:Spectrometer, sodium lamp, grating and reading lens

To determine the wavelength of prominent lines of mercury by plane diffraction grating.

Apparatus required:diffraction gritting,spectrometer,mercury lamp, prism,reading lens

To determine the Young’s modulus Y of glass by Carnu’s method

Apparatus required:Wooden frame carry the experimental glass beam, small rectangular glass plate, glass plate fitted in a stand and inclined at an angle of 45 sodium lamp, hangers, weight, travelling microscope screw guage, and vernier calliper

To determine the value of Young’s modulus Y for the material of a rod by Searle’s optical interference method

Apparatus required:Searle's apparatus, convex lens of large focal length, 50 gm weight,vernier calliper, screw guage, sodium lamp

To determine the thickness of the given wire by Wedge method

Apparatus required: Two opticaly glass plates same size, black paper sodium lamp, microscope, wooden frame, one glass plate

To determine the separation between plates of a Fabry-Perot Etalon.

Apparatus required:Fabry perot etalon michelsoninterferometer ,condensing lens,reading lamp sodium lamp

To determine (i) a, the wavelength of sodium yellow light , (ii) (a1-a2) the difference between the wavelengths of two sodium D-lines, with the help of Michelson interferometer

Apparatus required:Micheleson interferometer,sodium lamp condensing lens pin

To determine the radium of curvature of the given concave lens by forming Newton’s rings with the combination of convex and concave lenses

Apparatus required:Newton's Ring Arrangement,convex lens concave lens,microscope reading lens sodium lamp

To determine the refractive index of a liquid by Newton’s rings.

Apparatus required:Optical arrangement for newton rings planeglass plate,plano convex lens,large radius curvature, experimental liquid metal container travelling microscope