Model Question Paper www.annamalaiuniversity.ac.in BSc Physics : Annamalai University

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B.SC. DEGREE EXAMINATION, 2010
(PHYSICS)
(FIRST YEAR)
(PART-III-A-MAIN)
(PAPER-I)
530. PROPERTIES OF MATTER AND THERMAL PHYSICS
May) (Time: 3 Hours
Maximum: 100 Marks

http://annamalaiuniversity.ac.in/oldquest/
http://annamalaiuniversity.ac.in/old...may10/1233.doc

PART-A
Answer any TEN questions (10×2=20)
All questions carry equal marks

1.Define the three elastic moduli.

2.Distinguish between uniform and non-uniform bending.

3.Define bending moment and give the expression for it.

4.Define angle of contact.

5.State the correction for length of tube in Poiseuille’s formula.

6.What happens when a capillary tube is immersed in a liquid? Why?

7.State Fick’s laws of diffusion.

8.Define Osmatic Pressure.

9.Define transpiration and transfusion.

10.What are thermostats?

11.Define temperature gradient.

12.Define coefficient of linear expansion.

13.State second law of thermodynamics.

14.What is an indicator diagram? Give its use.

15.Find the efficiency of the carnot’s engine working between 127 and 27