Question

Mass of gun is 3kg fires bullet of mass 30g bullet takes 0.003 s to move through barrel of gun and acquire 100m/s calculate velocity of gun recoil

Answer 1

ACC to law of conservation of momentum
mass of gun× velocity of gun=mass of bullet×velocity of bullet
3×10^3×X=30× 100
X=1ms^-1

Answer 2

Answer:

Hope answer given by me is helpful