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Under the action of a force a 2 kg body ...

Under the action of a force a 2 kg body moves such that its position x in meters as a function of time t is given by `x=(t^(4))/(4)+3.` Then work done by the force in first two seconds is

A

6 J

B

10 J

C

7 J

D

64 J

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The correct Answer is:
D
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