On 04 Aug 2003 22:41:43 GMT, (Rhodesst) wrote:

There is no need for any part of the aerofoil to be in -ve AoA. It is
not blown around like a toy fan. Have a look at this page
http://www.copters.com/aero/autorotation.html

Hi Phil,

Great link! Turns out I understood this stuff better than I thought I did.
I've read plenty about the physics, just never seen it laid out this well in
pictures. Thanks for posting it.

No probs, Steve.

Google is a wonderful tool. I typed in "autorotation" and that was one
of the first ones listed. :-)

Phil
--
I am so smart...S.M.R.T.
Homer J. Simpson