Question

A pistol with mass m = 1kg, tires a bullet with mass m = 10g. The ball is ejected at a speed of 400m / s. Determine the gun recoil speed.

Answer 1

Answer:

40m/s

Step-by-step explanation:

1/2 ×1000×v square=1/2×10×400×400

v square=1600

v=40m/s