A rifle of mass fires a bullet of mass with a muzzle velocity of

PHYSICS · Subjective · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

A rifle of mass

5\,\text{kg}

fires a bullet of mass

10\,\text{g}

with a muzzle velocity of

400\,\text{m\,s}^{-1}

. Calculate the recoil velocity of the rifle and state its direction.