Q.
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 interval from zero to 8s is
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a
24 N s
b
20 N s
c
12 N s
d
6 N s
answer is C.
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Detailed Solution
Change in momentum = Area under F-t graph in that interval = Area of ∆ABCD - Area of rectangle CDEF + Area of rectangle FGHI
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