A tennis ball is dropped on the floor from a height of 20m. It rebounds to a height of 5m. If the
Channel: Doubtnut
Date: 2020-01-28

A tennis ball is dropped on the floor from a height of 20m. It rebounds to a height of 5m. If the ball was in contact with the floor for 0.01s. What was its average acceleration during contact? `(g=10m//s^(2))`