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Old June 20th 05, 12:02 AM
Larry Dighera
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On Sun, 19 Jun 2005 17:08:54 -0500, A Lieberman
wrote in ::

On Sun, 19 Jun 2005 21:39:04 GMT, Larry Dighera wrote:

Vs is about 65 knots, isn't it? In ground effect it should be able to
fly even slower.


Wouldn't ground effect be less effective without a turning prop?
(assuming total engine failure)


It is my understanding that ground effect occurs when the wing is
within half a wingspan of the runway surface. It acts to diminish
wingtip vortices which reduces induced drag, and permits the aircraft
to continue flying at a speed slower than the speed at which the wing
would normally stall at a higher altitude AGL.

There is some technical discussion of ground effect he
http://whitts.alioth.net/Pagec7landings.htm#GE_
http://www.whittsflying.com/page4.70...%20Landing.htm
http://cafe.ou.edu/flightdeck/app5.html
http://www.avweb.com/news/airman/185905-1.html
http://en.wikipedia.org/wiki/Ground_effect
http://avstop.com/AC/FlightTraingHan...undEffect.html
http://www.se-technology.com/wig/htm...en=aero&code=0