Question

A gun of mass 4kg fires a bullet of mass 40g.the bullet leaves the barrel of the gun at a velocity of 120m/s.if the bullet takes 0.002 sec to move through its barrel,calculate the force experienced by the gun due to its recoil?
Please help!!..

Answer 1

2400N . equal and opposite momentum create force on gun. rate of change of momentum is equal to force experience by gun