A small sphere of mass 1 kg is moving with a velocity
Channel: Doubtnut
Date: 2020-01-28

A small sphere of mass 1 kg is moving with a velocity `(6hat(i)+hat(j))ms^(-1)`. It hits a fixed smooth wall and rebound with velocity `(4hat(i)+hat(j))ms^(-1)`. The coefficient of restitution between the sphere and the wall is