Instruments and Laboratory Equipments to the Department of Physics

Amount

Measurement of the Hall coefficient of a given sample and calculation of its carrier concentration

To design and construct a stabilized power supply (Constant Voltage Source) using discrete devices and to study the variation of load voltage with load current. Show also the variation of load voltage with load current using IC 78XX.

To design and construct constant – K type (a) low pass (b) high pass (c) band pass filters (using π section) and to study the variation of attenuation and phase constants of these filters with input frequency. To determine the cut off frequencies and to compare with theoretical values.

To study the variation of output voltage with frequency and load resistance for a given class-B Push Pull amplifier and to obtain the variation of output power with frequency and load resistance.

To design and construct clipping and clamping circuits using diodes and to study the variation of output amplitude and wave form using CRO.

To design an astable multivibrator using BJT and to study its output wave formand frequency for various RC values. To study how the output can be converted to a square wave using clipping circuit.

To design a Uni-junction Transistor circuit and draw its characteristic curves for different values of supply voltage. Use it as a saw - tooth wave generator and determine the frequency of oscillation.

To determine CMRR, input offset voltage, output offset voltage, input bias current and slew rate of an OP- AMP.

To design and construct a Wein-Bridge oscillator using OPAMP and to study itsoutput waveform and frequency for various RC values.

To study OP-AMP as a function generator, i.e. as (a). square wave generator(b). triangular wave generator

To construct Half-Adder and Full-Adder circuits using logic gates and to performsome simple 2's complement Adder-Subtractor operations (Two decimal digits)

a) To construct X-OR gate using NAND gates and to verify truth table. (b) To convert two inputs NAND gate to two input OR gate. (c) To construct NOR gate by using other gates and hence verify the truth table.

Determination of ultrasonic velocity in liquids using an ultrasonic interferometer.

Study of absorption lines of a substance using a Spectrograph

To study the spatial and temporal coherence of LASER using Michelson's Interferometer

To study the characteristics curve of G.M. counter, and (a) to study the statistical fluctuation in cosmic ray background radiation, (b) to study the decay of activity of an artificially activated source, (c) to find out the gamma counting efficiency of G.M. tubes, (d) to study the gamma absorption in lead, (e) to study the beta absorption in Aluminum and hence to determine maximum beta energy.

To calibrate the given condenser and to determine the values of unknown resistance and capacitance

To determine the excitation potential of a gas using Frank-Hertz tube.

Determination of Curie temperature of a ferromagnetic material

To study the optical absorption of a semiconductor and determination of its band gap.

Study of Zeeman Effect

Determination of e/m ratio using a magnetron

Nitrogen Gas Generator

Measurement of dielectric constant of a polar liquid as a function of temperature and determination of the dipole moment

Measurement of the energy gaps of (i) silicon and (ii) germanium.

Measurement of the coercive field and saturation polarization of a ferroelectric sample

Study of the characteristics of a photo-diode and calculation of its efficiency of energy conversion.

Determination of the concentration of color centers in an alkali halides crystal.

Function Generator

Desktop Computer Advanced

Laser Printer Monochrome

Laser Printer Colour

Over-head Projector

Regulated Power supply 30V and 3 Amp max

Temperature Controller going upto 400 0 C

DC differential amplifier 4 inputs

Tubular furnace

Multi-meter

To study the Compton effect using scintillator

Determination of resistivity of semiconductor using Four Probe method

Febri-Perot Interferrometer

Electron Spin Resonance Spectrometer

Detector for He-Ne laser

Breadboard

Single channel analyzer based Gamma ray spectroscopy system

Powder X-ray Diffractometer (XRD)

Scanning Tunneling Microscope (STM)

Distilling apparatus (Manesty type) for production of Pyrogen free distilled water

Digital pH meter with electrode

Digital storage Oscilloscope-I

Muffle furnace with Temperature Controller

Electromagnet

UV Spectrometer

Photo Luminescence spectroscope

Akademika Lab Solutions

ABC Enterprises

Vijayanta Technologies Pvt.Ltd.

MIRIFIC CHEMICALS

SHYAM RAI SCIENTIFIC STORES

I R Technology Services Pvt Ltd

M/s Popular Science Apparatus Workshops Pvt Ltd

DELTA TECHNOLOGIES

DIGIT-ALL

Analytical Instruments Sales & Service Pvt. Ltd.

SUSHAMA ELECTRONICS

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European Dollar

Japan Yen

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