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Impulse

In classical mechanics, an impulse changes the momentum of an object. An impulse is calculated as the integral of force with respect to duration.

Using the definition of force yields:

See also specific impulse.

The term can also refer to any short-duration signal such as a nerve impulse, or a notional signal used to calculate impulse response, in the continuous case the Dirac delta function.

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This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Impulse".