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A point mass starts moving in a straight...

A point mass starts moving in a straight line with constant acceleration. After time `t_0` the acceleration changes its sign, remaining the same in magnitude. Determine the time T from the beginning of motion in which the point mass returns to the initial position.

A

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

B

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

C

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

D

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

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The correct Answer is:
B
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