For a specific centrifugal air blower operating at constant speed & ca – McqOptions

MCQOPTIONS

1.	For a specific centrifugal air blower operating at constant speed & capacity, the power requirement and pressure vary
A.	directly as square of gas density.
B.	directly as gas density.
C.	directly as square root of gas density.
D.	inversely as gas density.
Answer» C. directly as square root of gas density.

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