A uniform metal chain of mass m and length 'L' passes over a massless and frictionless pulley. It is released from rest with a part of its length 'l' is hanging on one side and rest of its length 'L-l' is hanging on the other side of the pulley. At a certain point of time, when 
, the acceleration of the chain is 
. The value of x is .........
Text Solution
Verified by ExpertsThe correct answer is:
D
x=4
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