14. Torque & Rotational Dynamics

Torque on Discs & Pulleys

Multiple Choice

Multiple ChoiceA square with sides 4 m long is free to rotate around an axis perpendicular to its face and through its center. All forces shown are 100 N and act simultaneously on the square. The angle shown is 30°. Calculate the Net Torque that the forces produce on the square, about its axis of rotation.

A

+207 N•m

B

+327 N•m

C

+348 N•m

D

+473 N•m

327

1

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Master **Torque on Discs & Pulleys** with a bite sized video explanation from Patrick Ford

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