A ring of mass kept on a horizontal rough A force F is applied tangentially at its rim as shown. The coefficient of frictionless between the ring and the surface is μ Then
Friction will act in the forward direction
Friction will act in the backward direction
Friction force will not act
Frictional force will be μg
A
Friction will act in the forward direction
B
Friction will act in the backward direction
C
Friction force will not act
D
Frictional force will be μg
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Solution
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A ring of mass kept on a horizontal rough A force F is applied tangentially at its rim as shown. The coefficient of frictionless between the ring and the surface is μμ Then friction will act in the backward direction.
so the correct option is B.
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