Neutral equilibrium

(redirected from neutral stability)
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Related to neutral stability: indifferent stability
(Mech.) the kind of equilibrium of a body so placed that when moved slighty it neither tends to return to its former position not depart more widely from it, as a perfect sphere or cylinder on a horizontal plane.

See also: Neutral

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Neutral stability might be desirable in an aerobatic airplane, or for emulating the fly-by-wire behavior of an Airbus, but it's usually not a good habit in an IMC trainer.