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A uniform chain is held on a frictionles...

A uniform chain is held on a frictionless table with one- fifth of its length hanging over the edge. If the chain has a length l and a mass m, how much work is required to pull the hanging part back on the table ?

A

`1/4` mgl

B

`1/8` mgl

C

`1/16` mgl

D

`1/32` mgl

Text Solution

Verified by Experts

The correct Answer is:
D
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