A bob of mass 30 g suspended by a string is able to complete a vertical circular loop at a place where g=10 m/s2. If the maximum change in its PE during the motion 0.6 J, the radius of path is-
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A bob of mass 30 g suspended by a string is able to complete a vertical circular loop at a place where g=10 m/s2. If the maximum change in its PE during the motion 0.6 J, the radius of path is-
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