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A body iniitially at rest is moving with...

A body iniitially at rest is moving with uniform acceleration a. Its velocity after n seconds is v. The displacement of the body in last 2 s is

A

`(2v(n-1))/n`

B

`(v(n-1))/a`

C

`(v(n+1))/n`

D

`(2v(2n+1))/a`

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The correct Answer is:
A
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