Question

A bullet of mass 30g is fired horizontally with a velocity of 120 m/s from a pistol

of mass 2kg, find the recoil velocity of pistol?​

Answer 1

Answer:

Initial momentum of the system is 0 as it is at rest.

After firing-

MV=mv

⟹V=

M

mv

=

2

0.02×150

⟹V=1.5m/s