## 4) A ball of mass 100g travelling at 5 m/sec is struck by a bat so as to return it along its original path with a velocity at 2m/s

Question

4) A ball of mass 100g travelling at 5 m/sec

is struck by a bat so as to return it along

its original path with a velocity at 2m/sec.

Calculate the change of momentum occurred in

the motion of the ball by the force applied

cricket bat.

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Math
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2021-09-10T17:52:27+00:00
2021-09-10T17:52:27+00:00 1 Answer
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## Answers ( )

m = 100g = 0.1kg ; u = 5m/s ; v = 2m/s

Change in momentum

= mv – mu

= m(v-u)

= 0.1kg (2m/s – 5m/s)

= -0.3 kg m/s

Change in momentum = -0.3 kg m/s

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