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A body of mass 4 kg is moving with momen...

A body of mass 4 kg is moving with momentum of `8 kg m s^(-1)`. A force of 0.2 N acts on it in the direction of motion of the body for 10 s. The increase in kinetic energy is

A

10

B

8.5

C

4.5

D

4

Text Solution

Verified by Experts

The correct Answer is:
C
By work energy theorem,
Work done=Change in the K.E.`=K_f-K_i`
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