A ball is undergoing pure rolling on a metal surface. What type of friction is acting on the ball?
A
Static friction
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B
Sliding friction
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C
Rolling friction
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D
Fluid friction
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Solution
The correct option is C Rolling friction Rolling friction is the frictional force that occurs when an object rolls on the surface. Rolling friction takes place due to deformation of surfaces. Hence, the rolling fricition is acting on the ball which is undergoing pure rolling.