A ball is let fall from a height `h_(0)`. There are `n` collisions with the earth. If the
Channel: Doubtnut
Date: 2020-01-19

A ball is let fall from a height `h_(0)`. There are `n` collisions with the earth. If the velocity of rebound after `n` collision is `v_(n)` and the ball rises to a height `h_(n)` then coefficient of restitution `e` is given by