Bertie the Bunyip wrote in message . ..
"mbrookesn231" wrote in
le.rogers.com:

That makes no sense, according to that theory the wheel should lower the
amount of lift, seeing as the lower part of the wheel is going in the
direction of the air.


nope, he's right,

It's the greater speed of the upper part of the wheel that would increase
it but it's insignificant in any case.


Bertie


the amount of theoretical lift generated is negligible, whereas the
drag generated from extended gear is not