Published by:
CGP EDU Academic Team
Published on: August 13, 2026
A uniform disc with mass 
and radius 
10 cm is mounted on a fixed horizontal axle as shown in figure. A block with mass 
hangs from a massless cord that is wrapped around the rim of the disc. During the fall of the block, the cord does not slip and there is no friction at the axle. The tension in the cord is 
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Text Solution
Verified by ExpertsThe correct answer is:
10
(10)
From the free body diagram,
…… .(i)
Rotation equation for disc of mass M
…… .(ii)
…… .(iii)
Solving (i), (ii) and (iii), we get 
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