A uniform, 0.20kN board of length L has two objects hanging from it: 300N at exactly L/3 from one end, and 400 N at exactly 3L /4 from the same end. What single additional force acting on the board will cause board to be in equilibrium. Ans. F =900 N ; X = 0•54L

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Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.