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#11
March 7th 06, 12:50 AM
posted to rec.aviation.piloting,rec.aviation.student
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lift, wings, and Bernuolli
On Sat, 4 Mar 2006 at 05:38:33 in message
.com, wrote: A more efficient wing will produce less downwash than a less efficient one, for the same lift. Yes but it still has to provide the exact same amount of rate of change of momentum. It tends to move a bigger mass of air slower but at the same momentum change. -- David CL Francis 
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