Karnataka Diploma Applied Science Question bank Chapter-2 PROPERTIES OF SOLIDS AND LIQUIDS

Chapter 2

PROPERTIES OF SOLIDS AND LIQUID

Part-A (2 marks questions)

1. Define plasticity.
2. Define elasticity.
3. Define deforming force.
4. Define restoring force.
5. Define stress.
6. Write the types of stress.
7. Define strain.
8. Write the type of strain.
9. Define elastic limit.
10. State hooke's Law.
11. Define Young's modulus.
12. Define bulk modulus.
13. Define rigidity modulus.
14. Define compressibility? Write its SI unit.
15. Write SI units of stress and strain.
16. Define pressure of liquid.
17. Write equation for the pressure at a point inside the liquid at rest.
18. State Bernoulli's theorem.
19. Define Cohesive force.
20. Define adhesive force.
21. Write reason white glue stick to paper?
22. Define angle of a contact.
23. Name the type of angle of a contact formed for water and glass, water and mercury.
24. Define surface tension.
25. List the factors affecting surface tension.
26. Define capillarity.
27. Write any four applications of capillarity.
28. List the applications of surface tension.
29. Write the equation used to determine surface tension of water by capillary raise method.
30. Define viscous force.
31. Give two examples of viscous liquid.
32. Write any 4 applications of viscosity.
33. List the types of flow of liquid.

Part-B (5 marks questions)

1. Explain elasticity with an example.
2. Define elasticity and List three types of modulus of elasticity.
3. Define strain. Write the types of strain give example for each type of strain.
4. Define stress write the types of stress and give example for each type of stress.
5. Define elastic limit State hooke's Law write its mathematical form.
6. Explain stress - strain graph.
7. Define compressibility and factor of safety. Write the SI unit of stress.
8. Define thrust and pressure Write their SI units.
9. Define KE and PE of liquid state the Bernoulli's theorem.
10. Define cohesive and Adhesive force with an example.
11. Define pressure energy and angle of contact.
12. Define two types of flow of liquid with an example.
13. Define angle of a contact. What type of angle of contact is formed for water and glass, water and mercury? List factors affecting surface tension.
14. Define capillarity. Write any four applications of capillarity.
15. Write the difference between streamline flow and turbulent flow of liquids.
16. Define viscosity and write the effect of temperature on viscosity of liquid and gas.
17. Define stress and explain the types of stress.
18. Define strain and explain the types of strain.
19. State hooke's Law?List any three applications of viscosity.
20. Define surface tension. Mention any three factors affecting surface tension.

Part-C (6 marks questions)

1. Derive an expression for Young's modulus of elasticity.
2. Derive an expression for pressure at any point inside the liquid at rest.
3. Derive an expression for coefficient of viscosity of liquid.
4. Describe an experiment to determine the surface tension of water by capillary rise method.
5. Describe an experiment to determine coefficient of viscosity of water by poiseuille's method.

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