Answered

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a 2-kg rifle that is suspended by strings fires a 0.01-kg bullet at 200 m/s. the recoil velocity of the rifle is about

Sagot :

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Explanation:

from Newton's third law of motion we know every action has equal and opposite reaction.

So, the velocity of going out of the rifle = 200 m/s

therefore the recoil is 200 m/s on the backward direction.

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