PHYSICS · Subjective · A Level · Physics · Mechanics and materials · Mechanics and materials
Problem
A light 2.0 m plank is pivoted at its midpoint. A 40 N downward force is applied 0.50 m to the left of the pivot. At what distance to the right of the pivot should a 60 N downward force be applied so that the plank remains in rotational equilibrium? Give your answer in meters.