Subject: Physics
Section A: Multiple Choice Questions (MCQs)
1. Which of the following is a scalar quantity?
a) Displacement
b) Velocity
c) Acceleration
d) Force
2. The SI unit of pressure is:
a) Pascal (Pa)
b) Newton (N)
c) Joule (J)
d) Watt (W)
3. In a series circuit, the current is:
a) The same throughout
b) Different in different parts
c) Zero at all points
d) Infinite at all points
4. The phenomenon of bouncing back of light from a surface is called:
a) Refraction
b) Reflection
c) Diffraction
d) Interference
5. The energy stored in a spring is proportional to:
a) The square of its extension
b) The cube of its extension
c) The fourth power of its extension
d) The fifth power of its extension
Section B: Short Answer Questions
6. State the law of conservation of energy.
7. Derive the equation for the acceleration due to gravity near the Earth’s surface.
8. Explain the working principle of a transformer.
9. Describe the phenomenon of interference of light.
10. What is the difference between real and virtual images?
Section C: Long Answer Questions
11. Derive the equation of motion for a particle moving in a straight line with a constant acceleration.
12. Explain the concept of resonance in a series LCR circuit.
13. Describe the working principle of a solar cell.
14. Derive the lens equation and explain its significance.
15. Discuss the principle and operation of a simple pendulum.
Please note: This question paper is not exhaustive and is only meant to serve as a reference for preparation purposes. The difficulty level and format may vary depending on the syllabus and examination pattern prescribed by your specific institution or board. Ensure to refer to your course materials and consult with your instructors for a comprehensive understanding of the subject.