[nilesh]

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I need your help to get the BSC Physics Exam paper issued by Sri Krishnadevaraya University, so that I can start preparing?

[Vishal Kotkar]

No need to worry I will provide you Sri Krishnadevaraya University, BSC Physics Exam paper so that you can have idea about the paper.

Here is the exam paper

1.What are transport phenomena in gases? Derive an expression for the coefficient of viscosity of a gas on the basis of kinetic theory.

2.Describe the working of Carnot’s engine and derive an expression for its efficiency.
Calculate the efficiency of a reversible engine that operates between the temperatures 200°C and 120°C?

3.What is adiabatic demagnetization? How is this principle used in producing low
temperatures?

4. Define Solar constant . Explain how it can be determined experimentally.
Calculate the surface area of tungsten filament of 100W electric bulb. The operating temperature of tungsten is 2450K and its emissivity is 0.3.

5. What is chromatic aberration? Derive the condition for achromatism when two lenses are (a) in contact and (b)separated by a distance.

6. Describe the Newton’s rings method for measuring the wavelength of monochromatic light . Give necessary theory.

7. Explain, with necessary theory, how a plane diffraction grating is used in normal incidence position to measure the wavelengths of spectral lines in mercury spectrum

9. Distinguish between average ,most probable and r.m.s. speeds of molecules in a gas.
10. Write a note on entropy and disorder.
11. State and explain Joule-Kelvin effect.
12. What is a black body? What are the salient features of black body radiation?
13. State Bose – Einstien distribution law. Give its mathematical expression.
14. Deduce the system matrix for a thick lens.
15. Write a note on astigmatism.
16.What is meant by phase change on reflection?
17. Write a short note on law of Malus.
18. Describe the basic principle of holography.



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