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The earth pulls down on the plane...



 
 
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Old December 14th 09, 04:21 AM posted to rec.aviation.homebuilt
Alan Baker
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Posts: 244
Default The earth pulls down on the plane...

In article ,
cavelamb wrote:

Alan Baker wrote:
In article ,
cavelamb wrote:

Alan Baker wrote:
In article ,
cavelamb wrote:

It's all trolling noise, and, to my mind, began with an incorrect
assertion
that one can not "pull" on air.



http://www.northsailsod.com/articles/article6-1.html
Air cannot pull on a surface. Any pressure at all means the air is
*pushing* on the surface.

That remains the reality, regardless of a website that uses less than
precise language.

You didn't even look.


I did look, and I even read.

It shows a diagram of "pressure" with the arrows pointed *away* from
from the sail. Pressure doesn't act away from a surface.



Alan, It's ALL about suction.


And suction is actually higher pressure pushing something towards a
region of lower pressure.

--
Alan Baker
Vancouver, British Columbia
http://gallery.me.com/alangbaker/100008/DSCF0162/web.jpg
 




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