Snaps

george kennie geobet at gis.net
Thu Apr 15 09:14:37 AKDT 2004


Robert,
You're a Hoot!
BTW, I think you're doing a fantastic job as District VP!

RUDDERCABL at aol.com wrote:

>  In a message dated 4/14/2004 7:26:42 PM Eastern Standard Time,
> jbudd at QNET.COM writes:
>
>
>      A wing is stalled when the lift curve slope changes sign,
>      meaning
>      that a further increase in angle of attack (AOA) results in
>      a
>      reduction in lift, due to increased separation of the
>      airflow
>      disrupting the pressure distribution over the top of the
>      wing.  The
>      AOA (also refered to as "alpha" in the flight test world) at
>      which
>      the lift curve slope changes from positive to negative is
>      where the
>      maximum lift coefficient (CL-max) of the wing (or vehicle)
>      is reached
>      and is typically found to occur around 18 to 30 degrees
>      alpha.  It's
>      a function of a whole lot of things like aspect ratio,
>      planform,
>      control surface deflection, Reynolds #, Mach#, etc.  It is
>      NOT a
>      function of airspeed.
>
>      But I digress...
>
> WOW Buddman! That was great! Can you give it to me in redneck? Your
> redneck palRobert
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.f3a.us/pipermail/nsrca-discussion/attachments/20040415/b8af4c95/attachment.html


More information about the NSRCA-discussion mailing list