For a fixed lever arm length and force magnitude

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

For a fixed lever arm length and force magnitude, the graph of torque versus the angle

\theta

between the force vector and the lever arm is sinusoidal. At which of the following angles is the torque on the object greatest? (a)

45^{\circ}

(b)

0^{\circ}

(c)

90^{\circ}

(d)

180^{\circ}