A 3.00 kg rock has a horizontal velocity of magnitude 12.0 m/s when it is at point P in the figure (Figure 1). If the only force acting on the rock is its weight, what is the magnitude of the rate of change of its angular momentum at this instant? Express your answer in kilogram-meters squared per second squared.

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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.