Question

A bullet of mass 25 g is fired from a gun with a velocity of 400 ms–1. After passing through a target 20 cm thick its velocity drops to 100 ms–1.

Answer 1

Answer:

Can i say the ansswerr

Explanation:

Answer 2

Explanation:

conserving the momentum of system.

0.025∗400+4.975∗0.0=(4.975+0.025)∗v

v=10/5=2m/s