Download Laboratory Work

Department of Physics
M. Sc. Laboratory Work
A consolidated list of Experiments, which are to be performed in I, II and III semester is given below (in
each semester there will be a minimum of ten experiments out of the following list, which are to be
performed by each student).
1. Operational Amplifier
a. Study of Characteristics
b. Applications of operational amplifier
2. Digital Electronics:
a. D/A Converter
b. A/D Converter
c. Study of various types of flip-flops.
3. Transistor amplifier
a. To study characteristics of direct coupled amplifier and its frequency response.
b. To study true stage R.C. coupled transistor amplifier.
4. Oscillator:
a. To study monostable and bistable multivibrator.
b. Study of different types of oscillators:
(i) Hartley’s, (ii) Colpitt’s, (iii) Clapp’s
5. Semiconductor/Transistor:
a. To determine hybrid parameters of a transistor
b. To study transistor bias stability with a given power supply
c. Field effect transistor/study of characteristics and FET as an amplifier.
6. Microwave:
a. To study the characteristics of reflex klystron and measure SWR and reflex coefficient.
b. To measure dielectric constants of solids and liquids.
7. To study the dynamics of a lattice through electrical analog experiments.
8. Study of normal modes of a coupled pendulum system and study of oscillations in mixed mode
and find the period of energy exchange between the two oscillations.
9.
To study the magnetic transition and determine the Curie temp. of a given solid.
10. Lasers:
a. To study the Gaussian nature of Laser beam: To measure spot size and divergence
b. To study diffraction using laser.
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Department of Physics
M. Sc. Laboratory Work
11. Fibre optics:
a. To study the characteristics of an optical fibre cable and determine its numerical aperture,
threshold energy, slope efficiency and relative output power.
12. To verify Bragg’s law of diffraction using microwaves.
13. Faraday effect: To determine the magnetic flux density using the axial Hall probe and calculate
the verdet’s constant.
14. Normal Zeeman Effect
a. Observing the normal Zeeman effect in transverse and longitudinal configuration
spectroscopy using a Lummer Gehrcke plate/Fabry Perot Etalon.
b. Measuring the Zeeman split of the red Cadmium line as a function of the magnetic field –
spectroscopy using a Lummer - Gehrcke plate/Febry Perot Etalon.
15. To study absorption of radioactive particles and determine range using at least two sources.
16. To study characteristics of a GM Counter and to study statistical nature of radioactive decay.
17. To study spectrum of β – particles using gamma ray spectrometer.
18. To calibrate a scintillation spectrometer and determine energy of γ – rays from an unknown
source.
19. (a) To study variation of energy resolution for a NaI (Tl) detector.
(b) To determine attenuation coefficient (μ) for γ – rays of a given source.
20. To study Compton scattering of x-rays and verify the energy shift formula.
21. To study Hall effect and to determine Hall Coefficient.
22. To analyze energy of electrons using a magnetic spectrometer.
23. To study the electron spin resonance using ESR spectrometer.
24. To study Meissner Effect and critical temperature of a super conductor.
25. To study the characteristics of a vacuum pump and to determine the throughput of a gas.
26. To deposit a thin film (Al) and study its characteristics.
27. To determine the grain size and particle density of a given specimen by optical microscope.
28. To study the oxidation kinetics of given alloy using a microbalance and a furnace (weight gain
method).
29. To prepare a nanomaterial using sol-gel method and determine the particle size.
30. To deposite a thin film of metal using high vacuum coating unit and study to properties
(resitivity, optical properties).
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Department of Physics
M. Sc. Laboratory Work
31. To determine the ultrasonic velocity, compressibility and elastic constants in a solid/liquid using
an ultrasonic interferometer.
32. To determine the dielectric constant of a dielectric filled in an electric condenser using an audio
oscillator and a digital voltmeter.
33. Kerr Effect: To study the Kerr effect in a PLZT element.
34. To study the phenomenon of Nuclear Magnetic Resonance* using Eartl’s field NMR, * (Spin
lattice relaxation and Curie’s law).
35. Muon Physics: To measure muon life times and monitor cosmic radiation.
36. Optical pumping: To study optical pumping for exploring atomic energy states, atomic transitions
and atomic collisions using electromagnetism in the form of light, radio frequency and uniform
constant magnetic fields for isotopes of natural rubidium.
37. Sonoluminescence: To study the phenomenon of sonoluminescence i.e. the effect of light from
sound.
38. Signal Processor Lock in amplifier: To study the detection of weak signal from noise using a lock
in amplifier (Phase sensitive detection).
39. Computer programming assignments for computer Lab. Work
40. To study the variation of resistivity of a given semiconductor with temperature using for probe
technique and also determine band gap.
41. To study birefringence using Pockel’s effect.
42. To carry out the emission and absorption spectroscopy using metal arc spectrometer.
43. To record a Frank-Hertz curve for Argon and measure the energy emission of free electrons for
inelastic collision.
44. To study the current voltage characteristics of a CdS photo-resistor.
45. To study the resonance of a driven damped harmonic oscillator and the effect of magnetic
damping on shape of resonance curves.
46. To measure the magnetic susceptibility of paramagnetic solution by Quinckes method and to find
the ionic molecular susceptibility and magnetic moment.
47. To study 16-bit addition, subtraction, division on 8086 Microprocessor.
48. To study Raman Effect in materials.
49. To study the electronic structure of Iodine using spectroscopic methods.
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