In case of centrifugal fan or blower, the gas capacity varies as?

1.	In case of centrifugal fan or blower, the gas capacity varies as?
A.	Speed
B.	(speed)2
C.	(speed)3
D.	(speed)0.5
Answer» B. (speed)2

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In case of centrifugal fan or blower, the gas capacity varies as?

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