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A machine gun has a mass of 5 kg. It fir...

A machine gun has a mass of 5 kg. It fires 50 g bullets at the rate of 30 bullets `mi n^(-1)` at a speed of `400 m s^(-1)`. Force required to keep the gun in position is

A

5 N

B

10 N

C

15 N

D

30 N

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