A) \[-2\pi \,newton\times second\]
B) \[Zero\ newton\times second\]
C) \[+4\pi \,newton\times second\]
D) \[-6\pi \,newton\times second\]
Correct Answer: B
Solution :
As the area above the time axis is numerically equal to area below the time axis therefore net momentum gained by body will be zero because momentum is a vector quantity.
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