The force F acting on a particle of mass m is indicated by the force-time graph shown below. The change in momentum of the particle over the time inerval from zero to 8 s is
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a
24N s
b
20N s
c
12N s
d
6N s
answer is C.
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Detailed Solution
Change in momentum = Area under F-t graph 122×6-2×3+4×3=12Ns