Wasn't Jerry Hubbard the sidekick of Barth Gimble? Ed Crowley MCSE+I MVP Tech Consultant Compaq Computer "There are seldom good technological solutions to behavioral problems."
-----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of Jerry W. Hubbard Sent: Saturday, January 06, 2001 9:27 PM To: Exchange Discussions Subject: RE: Was: Question from a troll to a Yoda - Now: RFC Question Dear Martin, Are you saying the frequency of the beat oscillates at frequency x and sets up a standing wave in the air surrounding it? Just and old f*rt technician seeing if he understands. Jerry W. Hubbard <[EMAIL PROTECTED]> PS This is a great list. :) > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]]On Behalf Of Martin Tuip > Sent: Friday, January 04, 2002 7:04 AM > To: Exchange Discussions > Subject: RE: Was: Question from a troll to a Yoda - Now: RFC Question > > > > Obviously bumble bees do fly but no fixed wing study in a conventional > wind tunnel has shown how enough lift can be generated to lift the huge > mass of a bumble bee (compared to its wing size). A wide range of > studies have been done in recent years to try to understand the bee's > unique method of flying. > > Insects like the bee do not flap their wings up and down as one might > think. The movement of their wings is forward and backward. Lay your > right hand on the table (palm down) and move it to the left. That is > what the bee does as the first part of its wing beat. This movement > produces lift because your hand produces the same effect as an airplane > wing. Air moving over the top produces a low pressure because of the > greater curvature, a principal known as Bernoulli's principal. Now flip > your hand over (palm up) and return it to its original position. > > Computer studies shown that the timing of the flip is critical. The wake > of the forward stroke allows the wing to recapture energy as the wing is > moved back. There is a surge of forces on the wing as this happens which > provides great lift at minimal energy. Dr. Adrian Thomas of Oxford > University says, "The whole system is a lot more complicated than we > thought." A lot remains to be done to understand this, but the > maneuverability and efficiency of it indicates man needs to understand > to improve his own methods of flying. > > To suggest that such systems come about by chance strains credibility to > the limit. The enormous complexity of the motion, the design of the > wings to do the flying, and the support system that moves the wing all > speaks of highly planned and designed structures that we still do not > totally understand. > > > Does that answer your question? > > Martin Tuip > MVP Exchange > Exchange 2000 Listowner > www.exchange-mail.org > > _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Archives: http://www.swynk.com/sitesearch/search.asp To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED] _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Archives: http://www.swynk.com/sitesearch/search.asp To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED]
