What is the formula of the width of fan? – McqOptions

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1.	What is the formula of the width of fan?
A.	width of fan = area of outlet opening * 2.88 * outside diameter */ coefficient of utilization
B.	width of fan = 1/ area of outlet opening * 2.88 * outside diameter * coefficient of utilization
C.	width of fan = area of outlet opening * 2.88 * outside diameter * coefficient of utilization
D.	width of fan = area of outlet opening / 2.88 * outside diameter * coefficient of utilization
Answer» E.

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