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A person of mass M is at a height h from...

A person of mass M is at a height h from a floor in a place free from gravitational force. The person throws a ball of mass m, downward with a velocity u. Distance of the person from the floor,when the ball touches the floor, will be

A

`h(1 + (m)/(M))`

B

`h(2 - (m)/(M))`

C

2h

D

`5h(4 + (m)/(2M))`

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