Question

A bullet of mass m is fired from a gun of mass M. The recoiling gun compresses of a spring of force constant k by distance d. Then find velocity of the bullet

Answer 1

gun of mass= M

a bullet of mass= m

distance= d.

MV = mv

and as given

½MV^2 = ½Kd^2

V = d√K

So v = (Md/m)√K

Answer 2

Answer:

Plz check pic

Explanation: