MHT CET Physics question
A coin kept at a distance 'r' cm from the axis of rotation of a turn table, just begins to slip when the turntable rotates at an angular speed of '' rad/s. If this distance is tripled, then at what angular speed of the turntable, will the coin begin to slip? [MHT-CET 2023, MHT-CET 2023]
Answer: (C)
Solution
At the point of slipping , so and for , ;
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