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Old March 21st 07, 02:42 AM posted to rec.aviation.piloting
Bertie the Bunyip[_2_]
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Default Problems in a commercial flight

Mxsmanic wrote in
:

EridanMan writes:

Minor Harmonic oscillations in flights are a natural byproduct of the
dynamic stability of modern aircraft. The Autopilot has no part in
it.


Do these oscillations cause control surfaces to move by themselves?
Are they asymmetrical?

When the oscillations are on the Longitudinal axis, they are called
phugoid oscillations, I'm not sure if there is a similar term for the
roll equivolents ...


Dutch roll and spiral come to mind, although they are not limited
exclusively to the roll axis.


You don't even know what either of those are fjukkwit


Bertie