A man fires a bullet of mass 200 g at a speed of 5 m/s. Ke gun is of one kg mass. By what velocity the gun rebounds backward?.
Text Solution
Verified by ExpertsThe correct answer is:
A
: Mass of bullet 
; speed of bullet 
. and mass of gun 
. Before firing, total momentum is zero.
After firing total momentum is 
From the law of conservation of momentum
or 
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