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A simple pendulum consists of a small object of mass 3.1 kg hanging at the end of a 2.0 m long light string that is connected to a pivot point.

A simple pendulum consists of a small object of mass 3.1 kg hanging at the end of a 2.0 m long light string that is connected to a pivot point. Calculate the magnitude of the torque (due to the force of gravity) about this pivot point when the string makes a 4.5° angle with the vertical.

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