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Instantaneous Force and Impulse

A ball of mas...

Question

A ball of mass 100gm is hit by a hockey stick giving an impulse of 0.075Ns with what velocity does the ball move?

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Solution

Impulse =force x velocity
given impupse=0.075Ns
force=mg=(100x10^-3)x9.8
=0.98
0.075=0.98x velocity
velocity=0.075/0.98
velocity=0.076m/s

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