Motion in A Plane

Question: A coin, placed on a rotating turn-table slips, when it is placed at a distance of 9 cm from the centre. If the angular velocity of the turn-table is trippled, it will just slip, if its distance from the centre is



1) 27 cm
2) 9 cm
3) 3 cm
4) 1 cm
Solution: Explanation: Explanation
Non-uniform-circular-motion

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