PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials
Problem
While tightening a valve, a technician produces a torque of 120 N·m using a force of 400 N that is perpendicular to the handle. What is the perpendicular distance between the line of action of the force and the center of the valve?
(a) 0.48 m
(b) 0.030 m
(c) 0.30 m
(d) 0.42 m