UNIT - I
PART A - 2 MARK QUESTIONS
1. State Newton's First Law of Motion.2. What is frictional force?
3. Define gravitational potential.
4. State Newton's Law of Gravitation.
4. What is the escape velocity from the Earth's surface?
5. State Kepler's First Law and its significance in planetary motion.
4. What is the escape velocity from the Earth's surface?
5. State Kepler's First Law and its significance in planetary motion.
6. State Kepler's Second Law.
8. State Kepler's Third Law.
9. What is the Principle of Equivalence?
10. Explain gravitational redshift.
9. What is the Principle of Equivalence?
10. Explain gravitational redshift.
PART B - 5 MARK QUESTIONS
1.Discuss the types of everyday forces in physics with examples.
2. Derive the equations of motion for a particle moving under a uniform gravitational field.
3. Derive the equations of motion for a particle moving under a uniform gravitational field.
4.Describe the concept of escape velocity and derive the formula for escape velocity from the Earth.
5.State and explain Kepler’s three laws of planetary motion.
6.Explain the Earth-Moon system and discuss its influence on tides and orbital motion.
7.Describe the gravitational potential energy of a satellite in orbit.
8. Describe Einstein’s Theory of Gravitation
9.Explain the phenomenon of the perihelion shift of Mercury.
PART C - 10 MARK QUESTIONS
1. Explain Newton's laws of motion in detail. Discuss their significance and provide examples to illustrate each law.
2. Derive and explain the equation for the gravitational potential.
3.Explain the determination of the universal gravitational constant (G) using Boys' method.
4. Discuss Kepler’s laws of planetary motion in detail. Derive Kepler’s Third Law.
5. Explain Einstein’s Theory of Gravitation with reference to the Principle of Equivalence. Discuss the experimental tests supporting the theory, including gravitational redshift and light bending.