9. A certain fan delivers 12,000 cfm at a static pressure of 1 in water gauge when operating at a speed of 400 rpm and requires an input of 4Hp. if the same installation is 15,000 cfm desired, what will be the new power needs in Hp?
9. A certain fan delivers 12,000 cfm at a static pressure of 1 in water gauge when operating at a speed of 400 rpm and requires an input of 4Hp. if the same installation is 15,000 cfm desired, what will be the new power needs in Hp?
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Transcribed Image Text:9. A certain fan delivers 12,000 cfm at a static pressure of 1 in water
gauge when operating at a speed of 400 rpm and requires an input of 4Hp.
if the same installation is 15,000 cfm desired, what will be the new
power needs in Hp?
O
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