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Pure Rolling

Force is appl...

Question

Force is applied on spool as shown in figure. Friction is sufficient to avoid sliding. Then, (F passes through point of contact of spool and ground)

A

spool will move towards right

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B

spool will move towards left.

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C

spool will remain in rest.

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D

none of these

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Solution

The correct option is C spool will remain in rest.

Torque of all forces about point of contact is zero. So no rolling will happen and the spool will remain in rest.

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