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A uniform chain is held on a frictionles...

A uniform chain is held on a frictionless table with one third 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

mgl

B

mgl/5

C

mgl/10

D

mgl/50

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XII BOARDS PREVIOUS YEAR-CUET MOCK TEST SET 1-PART – B (SECTION – I PHYSICS )
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