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Re: Campbell's even crazier than a MANIAC? (archeopter



Depends upon whether the thrust produced is greater than the drag increment due to the 'flapping'.
JimC


----- Original Message ----- From: "Sim Koning" <simkoning@msn.com>
To: <mhabib5@jhmi.edu>; <dinosaur@usc.edu>
Sent: Monday, September 29, 2008 2:19 PM
Subject: RE: Campbell's even crazier than a MANIAC? (archeopter




Wheter it's for stabilization or not, the way they flap their tail up and down would produce a small amount of thrust in the same way a Chinese fan produces "wind".