Question: Suppose that when subject to a nonzero external force f 0, a massspring chain has equilibrium position u . Prove that the potential

Suppose that when subject to a nonzero external force f ≠ 0, a mass–spring chain has equilibrium position u^⋆. Prove that the potential energy is strictly negative at equilibrium: p(u^⋆) < 0.

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ANSWER Let the massspring chain be described by the equation m u k u f where u is the displacement o... View full answer

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