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A simple pendulum consists of a particle of mass m suspended by a long, massless wire...

A simple pendulum consists of a particle of mass m suspended by a long, massless wire of length L. Draw a free body diagram for the pendulum bob corresponding to a moment when the bob is located an angular displacement Φ away from (eg. to the right of) equilibrium.

Determine an expression in terms of m, g, and Φ for the component of the net force on the bob that points tangent to the path of the bob. Is this tangential component of the net force on the bob characteristic of a restoring force? Explain. Will this tangential component of the net force necessarily result in simple harmonic motion? Explain.

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