A ball of 0.20kg hits a wall at an angle of `45^(@)` with a velocity of `25 ms^(-1)`. If the rebound
Channel: Doubtnut
Date: 2020-01-28

A ball of 0.20kg hits a wall at an angle of `45^(@)` with a velocity of `25 ms^(-1)`. If the rebounds at `90^(@)` to the direction of incidence, calculate the change in momentum of the ball.