Harmonic oscillator

A harmonic oscillator is either

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:* a mechanical system in which there exists a returning force F directly proportional to the displacement x, i.e.

Related Topics:
Mechanical - Force - Displacement

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::: F = -k x ,

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::where k is positive and constant

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::or

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:* any physical system that is analogous to this mechanical system, in which some other quantity behaves in the same way mathematically. Examples of harmonic oscillators include pendulums (in small angles), masses on springs, RLC circuits and acoustical systems.

Related Topics:
Pendulum - Spring - RLC circuit - Acoustical system

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