1.

Equal torques act on the disc A and B of the pervious problem, initially both being at rest. At a later instant, the linear speeds of a point on the rim of A and another point on the rim of B are v_(A) and v_(B) respectively. We have

Answer»

`v_(A)gt v_(B)`
`v_(A)=v_(B)`
`v_(A)lt v_(B)`
the relation depends on the actual MAGNITUDE of the tirques.

ANSWER :A


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