a machine gun of mass 5kg fires 30 bullets each of mass 50g,per minute at a speed of
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The expression for the force in terms of the change in momentum is as follows by using Newton's second law; It is given in the problem that A machine gun has a mass of 5 kg.It fires 50 gram bullets at the rate of 30 bullets per minute at a speed of 400 m/s.
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