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A mass m hangs with the help of a string wrapped around a pulley on a frictionless bearing. The pulley has mass m and radius R . Assuming pulley to be a perfect uniform circular disc, the acceleration of the mass m , if the string does not slip on the pulley, is
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Option 2)
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Option 3)
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Option 4)
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As we learnt in
Rolling of a body on an inclined plane -
- wherein
K=Radius of gyration
Option 1)
This is an incorrect option.
Option 2)
This is an incorrect option.
Option 3)
This is the correct option.
Option 4)
This is an incorrect option.