Name of the Organisation : Department of Post University Physics, Karnataka
Exam : I PUC Physics Exam
Subject : Physics
Document Type : Model Question Paper
Website : https://pue.karnataka.gov.in
Karnataka I PUC Physics Model Question Paper
Department of Post University Physics, Karnataka Physics Model Question Paper I PUC for the year 2021-22.
Related / Similar Question Paper : Karnataka I PUC Chemistry Model Question Paper 2021-22
Karnataka I PUC Physics Question
PART- A
I. Answer any TEN of the following questions:
1. Name the domain of Physics which includes phenomena at the laboratory and astronomical scales.
2. Which is the strongest fundamental force in nature?
3. Define displacement of a particle.
4. Write the magnitude of ̂ .
5. For what angle of projection, range of a projectile is maximum?
6. State Aristotelian law of motion.
7. Mention the expression for centre of mass of a system of two particles lying in a straight line.
8. In given materials steel, brass and copper, which is more elastic?
9. What is Magnus effect?
10. Give the meaning of sublimation.
11. Mention the SI unit of thermal conductivity.
12. Write the statement of Zeroth law of thermodynamics.
13. On what factor does the mean free path of a gas molecule depend?
14. Give an example for periodic motion.
15. What are free oscillations?
PART- B
II. Answer any FIVE of the following questions:
16. Write the number of significant figures in 2.386 and 0.0340
17. Distinguish between scalars and vectors.
18. What is centripetal acceleration? Give the expression for it.
19. Mention any two advantages of friction.
20. State and explain Hooke’s law.
21. Write the expression for capillary rise of liquid and explain the terms.
22. Convert 1000 C into Fahrenheit and Kelvin scale of temperature.
23. Mention the degrees of freedom for (i) monatomic molecule and (ii) diatomic molecule.
24. Draw the graphs to represent the (i) variation of displacement and (ii) variation of velocity with time for a particle undergoing SHM.
25. What are nodes and antinodes in standing waves?
PART- C
III. Answer any FIVE of the following questions:
26. Write two applications and one limitation of dimensional analysis.
27. a) Define relative velocity of an object with respect to another and
b) Draw position-time graphs of two objects moving along a straight line when their relative velocity is (i) zero and (ii) non-zero.
28. Obtain the expression for the time of flight of a projectile.
29. Derive the expression ⃗ ⃗ , where the symbols have usual meaning.
30. Show that torque is equal to rate of change of angular momentum of a particle.
31. Define i) Young’s modulus ii) Shear modulus and iii) Bulk modulus of elasticity.
32. State Pascal’s law. Mention any two applications of Pascal’s law.
33. Obtain for ideal gas, where symbols have usual meaning.
34. Derive an expression for the work done in an isothermal process.
35. State any three assumptions of kinetic theory of gases.
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