Re: Bernoulli's relationship

["Kilmer, Skip" <kilmers@GREENHILL.ORG>]

As Hugh pointed out, it you place the port properly, usually just aft of the
cockpit, it is in the boundary layer next to the plane's skin, which has
little relative motion.
Skip

> -----Original Message-----
> From: John S. Denker [SMTP:jsd@MONMOUTH.COM]
> Sent: Thursday, November 09, 2000 1:20 PM
> To:   PHYS-L@lists.nau.edu
> Subject:      Re: Bernoulli's relationship
>
> The phrase "an area where the air remains static" is not something one is
> likely to find in aerodynamics books.
>
> Those words are highly open to misunderstanding.  I'm sure many readers
> will assume the words mean something like "an area where the air is held
> stationary (relative to the aircraft)".  And such an inference would be
> 100% wrong.
>
> In fact, the air rushes sideways past the altimeter port at 100% of the
> true airspeed.