A ball of mass 10 kg is moving with a velocity of 10 m / s . It strikes another ball of mass
Channel: Doubtnut
Date: 2020-08-30

A ball of mass 10 kg is moving with a velocity of 10 m / s . It strikes another ball of mass 5 kg which is moving in the same direction with a velocity of 4 m / s . If the collision is elastic, their velocities after the collision will be, respectively