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A body (intially at rest is falling unde...

A body (intially at rest is falling under gravity. When it loses a gravitational potential energy by `U`, its speed is `v`.The mass of the body shall be `:`

A

`(2U)/(v)`

B

`(U)/(2v)`

C

`(2U)/(v^(2))`

D

`(U)/(2v^(2))`

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The correct Answer is:
A
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