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Re: SVO - svo Digest - V01 #52

James Reese asked:

>Hm, I always thought the higher the lift, the bigger the opening for the
>air to flow thru. Since velocity drops with an increase in the opening
>size, wouldn't the cylinder fill slower, assuming the same duration?

Yes,  but we want more air voume, not more velocity, and the blower 
stuffs more air thru a large hole than a small one in a given time.