Question

A bullet of mass 10 g is fired from a gun of mass 1 kg with recoil velocity of gun = 5 ms.
The muzzle velocity will be
(A) 30 km min (B) 60 km/min
(C) 30 m/s
(D)500 m/s​

Answer 1

Explanation:

m×v=m1×v1

10×x=5×1000

10x=5000

x=5000/10

x=500

muzzle velocity is 500m/s