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
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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
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