Dennis On your last sentence I jump the gun again . But if you draw me a simple diagram if only very simple showing what I think you mean I will show and explain to you that it can be over come.
Todd
--- In harryproa@yahoogroups.com.au, Dennis Cox <dec720@...> wrote:
>
> If you care to actually look at some numbers... Using data from the Cyberiad
> site (author of Michlet and Godzilla) you will see a drag coefficient
> http://www.cyberiad.net/library/airfoils/foildata/n0021cd.htm of 1.8 when a
> symmetrical rigid sail is at an angle of attack of 90 degrees. This is on the
> order and is often higher than the lift coefficient, you would be running while
> not stalled... meaning if you were flying a hull while beating, you'd be tipping
> over while shunting.
>
> Dennis
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>
> ________________________________
> From: tsstproa <bitme1234@...>
> To: harryproa@yahoogroups.com.au
> Sent: Sun, June 5, 2011 8:47:49 PM
> Subject: [harryproa] Re: Swing-wing rig....junk
>
>