difference between natural and forced vibrations
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Free vibrations are produced when a body is disturbed from its equilibrium position and released. Forced vibrations are produced by an external periodic force of any frequency. ... The frequency of free vibrations depends on the natural frequency
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Free vibration occurs when there is no energy transfer between the vibrating object and the surrounding. In forced vibration, there is a driving force acting on the vibrating object. Thus, there is an energy transfer between the surrounding and the vibrating object.
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