A body of mass `m` is dropped from a height of `h`. Simultaneously another body of mass
Channel: Doubtnut
Date: 2020-07-12

A body of mass `m` is dropped from a height of `h`. Simultaneously another body of mass `2m` is thrown up vertically with such a velocity `v` that they collide at height `h/2`. If the collision is perfectly inelastic, the velocity of combined mass at the time of collision with the ground will be