It is difficult to move a cycle while applying brakes because:
A
rolling friction opposes motion on road
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B
sliding friction opposes motion on road
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C
rolling friction is more than sliding friction
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D
sliding friction is more than rolling friction
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Solution
The correct option is B sliding friction opposes motion on road It is difficult to move a cycle with brakes on because sliding friction between brake shoes and rim of cycle opposes the motion of tyre on road .