damped harmonic motion
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damped harmonic motion[¦dampt har¦män·ik ′mō·shən]
Also known as damped oscillation; damped vibration.
The linear motion of a particle subject both to an elastic restoring force proportional to its displacement and to a frictional force in the direction opposite to its motion and proportional to its speed.
A similar variation in a quantity analogous to the displacement of a particle, such as the charge on a capacitor in a simple series circuit containing a resistance.