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The velocity (v) of a particle of mass m...

The velocity (v) of a particle of mass m moving along x-axis is given by `v=alphasqrt(x)`, where `alpha` is a constant. Find work done by force acting on particle during its motion from x=0 to x=2m :-

A

`malpha^(2)`

B

`malpha`

C

`(malpha)/(2)`

D

None

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The correct Answer is:
A
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