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A block of mass m is hanging from a ligh...

A block of mass m is hanging from a light string of length l . A bullet of mass m strikes the hanging mass and gets embedded into it. The value of v such that tension in string and the speed of combined mass becomes zero simultaneously during the subsequent motion , is :-

A

`sqrt(5gl)`

B

`sqrt(4gl)`

C

`sqrt(8gl)`

D

`sqrt(2gl)`

Text Solution

Verified by Experts

The correct Answer is:
C
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