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A ball of mass 150 g moving with an acce...

A ball of mass 150 g moving with an acceleration `20 m s^(-2)` is hit by a force, which acts on it for 0.1 s. The impulsive force is :

A

1.2 N s

B

0.3 N s

C

0.1 N s

D

0.5 N s

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