Four forces of equal magnitude act at the same distance from a pivot but at different…

PHYSICS · Single correct · CBSE · Physics · System of Particles and Rotational Motion · System of Particles and Rotational Motion

Problem

Four forces of equal magnitude

F

act at the same distance

r

from a pivot but at different angles from the position vector:

0^{\circ},\ 30^{\circ},\ 60^{\circ},\text{ and }90^{\circ}

. Which angle produces the greatest magnitude of torque? (a)

60^{\circ}

(b)

0^{\circ}

(c)

90^{\circ}

(d)

45^{\circ}