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A force - time (F-t ) graph for a linear...

A force - time (F-t ) graph for a linear motion is shown in adjoining figure. The segments shown are circular. The linear momentum gained between 0 and 8 seconds is

A

`-2pi N -S`

B

zero N - S

C

`+4 pi N - S`

D

`+6 pi N - S`

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The correct Answer is:
B
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