Re: PHYS-L: is Circulation theory "wrong" ????

[William Beaty <billb@ESKIMO.COM>]

On Sun, 17 Jan 1999, James W. Wheeler wrote:

> If one wants to know about the effect of the ground on the system, I
> suspect the distance to the ground and the speed of sound would be
> necessary considerations, even in 2-D.

Right!  This is taken care of by making the compressibility of the air
approach zero, which makes the speed of sound grow very large (or at least
that's the way I understand it, perhaps I'm wrong.)


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