A bag of mass M hangs by a long thread and a bullet (mass m) comes horizontally with velocity v and gets caught in the bag. Then for the combined system (bag + bullet) -
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(c,d)
Since, F ext = 0
Hence, momentum will remain conserved equal to mv.
mv = (m + M) v'
or v' = 
and final kinetic energy is
(m + M) 
= 
(m + M) 
= 
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