Thread: Vapour trails
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Old December 21st 04, 12:12 AM
David CL Francis
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On Sat, 18 Dec 2004 at 03:35:40 in message
, Capt.Doug
wrote:
Remember that there are 2 kinds of drag- Parasite and Induced. Parasite drag
is dependent on speed. Induced drag is dependent on alpha angle (among other
things).


Yes but induced drag depends on Lift coefficient (the square of it
approximately) so if you fly at maximum Lift Drag the alpha and the
contribution of induced drag remain the same.

I have certainly not forgotten induced drag.
--
David CL Francis