Question

Machine gun of a soldier can fire 20 bullets per second. The mass of each bullet is 50 gram
and it comes out from the gun with velocity 400 m/s. Assuming that speed of each bullet
remains same after striking the wall. Both the paths of bullets are shown in figure. Find the
net force applied by the bullets on the wall?


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Answer 1

Answer:

Force on the man is equal to the change in momentum of the bullets coming out of the gun