Question

A door (seen from in the figures below) has hinges on the left hand side. Which force produces the largest torque? The magnitudes of all forces are equal.

Answer 1

Correct option

   

Torque = (Fr)_┴ Choices A and E make zero torque, Of the remaining choices, each has moment arm = r but choice C has the full value of F to create torque (perpendicular) while the others would only use a component of F to make less torque.