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Re: avian flight
David Marjanovic wrote:
> I'll try to scan the paper this week. As for copyright... hm, I'm not
> to sell anything, and I suppose the author wouldn't object that his
> are spread because I have never seen the paper cited anywhere, even
> Neues Jahrbuch is a relatively widely available journal.
Copyright protection is very important to me. Please don't send it if
violate the copyright.
> Please tell me whether your computer can handle the size (9 A4 pages)
> .bmp format works.
Yes, and bmp will do fine.
> > >What is the effect of tails to
> > > total wing loading and lift in modern birds?
> > It ranges from roughly -30 to +30 percent
> How can it be negative?
When the tail is carrying a download, which it may want to do for any of
reasons. For example, when in cruise my Cherokee normally has a tail
of about 200 pounds, roughly 10 percent of the gross weight (2150
carries this download to offset the nose-down pitching moment of the
is a 65sub2-415, a laminar flow 65 series that has a T/C max of 15%, a
of 0.4, and is designed to remain within the drag bucket with a 0.2
range in the
coefficient of lift.
> > Why would he[*] want to?
> She* would want to because her center of gravity was most likely at
> hips -- good for bipedal running, bad for gliding. After all, she had
> of reasonable size.
> *Another school dogma about the English language has hereby died ~:-|
> one saying that in English, unlike any other Indo-European language
> Persian, only explicit persons get grammatical genders. When we are at
> the name *Archaeopteryx* is female, and *A. lithographic_a_* and *A.
> bavaric_a_* are correct. German-speakers often don't know this... Ebel
> and always writes "she" in his paper.
I never realized that there were no males in the species.