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Re: Air Flow and Pressure




Gary,

> What I really need to know is if a pipe is large, then tapers down
> smaller, the air velocity will increase in the smaller pipe, will the air
> pressure inside the smaller pipe increase, decrease or stay the same???

On reducing the diameter of the pipe the air velocity will increase 
and the air pressure will decrease. Look for "aerodynamics".

Regards 		Herwig