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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A ball is dropped from a height of 45 m from the ground. The coefficient of restitution between the ball and the ground is 23. What is the distance travelled by the ball in 4th second of its motion. Assume negligible time is spent in rebounding. Let g=10 m s^2

A ball is dropped from a height of 45 m from the ground. The coefficient of restitution between the ball and the ground is 23. What is the distance travelled by the ball in 4th second of its motion. Assume negligible time is spent in rebounding. Let g=10 m s^2

A body X with a momentum p collides with another identical stationary body Y one dimensionally. During the collision Y gives an impulse J to body X. Then coefficient of restitution is