If force is applied at center of mass then torque is :

maximum

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zero

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Infinity

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Solution

The correct option is B zero
Torque $τ = r \times F$
If $r = 0$ $⟹ τ = 0$
If force is applied at the centre of mass of the body, the perpendicular distance between point pf application of force and centre is zero and thus the torque is also zero.

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If force is applied at center of mass then torque is :

The correct option is B zeroTorque τ=r×FIf r=0 ⟹ τ=0If force is applied at the centre of mass of the body, the perpendicular distance between point pf application of force and centre is zero and thus the torque is also zero.

The correct option is B zero
Torque $τ = r \times F$
If $r = 0$ $⟹ τ = 0$
If force is applied at the centre of mass of the body, the perpendicular distance between point pf application of force and centre is zero and thus the torque is also zero.