Physics - Rotation Question with Solution | TestHub
PhysicsRotationMiscellaneousMedium3 minQB
PhysicsMediumsingle choice
Two identical rings A and B are acted upon by torques and respectively. A is rotating about an axis passing through the centre of mass and perpendicular to the plane of the ring. B is rotating about a chord at a distance times the radius from the centre of the ring. If the angular acceleration of the rings is the same, then
Options:
Answer:
A
Solution:
For ring A, .
For ring B about the stated chord, .
Since and the angular accelerations are equal, .
Stream:JEESubject:PhysicsTopic:RotationSubtopic:Miscellaneous
⏱ 3mℹ️ Source: QB
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