A solid cylinder of mass 50 kg and radius 0.5 m is free to rotate about horizontal axis. A massless string is wound round the cylinder with one end attached to it and other hanging freely. Tension in the string required to produce an angular acceleration of 2 revolutions s –2
Text Solution
Verified by ExpertsThe correct answer is:
D
(T) × (R) = 
T = 
= 
(2 × 2 π ) = 157N
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