A unidirectional force F varying with ti...

A unidirectional force F varying with time t as shown in the figure acts for a short duration 2T on a particle which is initially at rest. Then the velocity acquired by the body is:

A

`(pi F_0T)/(4m)`

B

`(pi F_0T)/(2m)`

C

`(F_0T)/(4m)`

D

zero

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The correct Answer is:

D

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