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A body projected vertically from the ear...

A body projected vertically from the earth reaches a height equal to earth.s radius before returning to the earth. The power exerted by the gravitational force is greatest

A

At the highest position of the body

B

At the instant just before the body hits the earth

C

It remains constant all through

D

At the instant just after the body is projected

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The correct Answer is:
B
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