A ball of mass `20` gram hits a wall at an angle of `45^@)` with a velocity of `15m//s
Channel: Doubtnut
Date: 02/08/2020

A ball of mass `20` gram hits a wall at an angle of `45^@)` with a velocity of `15m//s` If ball rebounds at `90^(@)` to the direction of incidence, calculate the impulse received by the ball.