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A fan is needed to produce 15,000 cfm with an FTP = 12 in. wg at...

A fan is needed to produce 15,000 cfm with an FTP = 12 in. wg at a cotton gin in Lamesa, Texas, where the average density of air is 0.066 lba/ft3. What is the fan volumetric flow rate (cfm) at standard conditions?

answer choices:

a.12,050

b.15,000

c. 13,100

d.14,070

engineering   Mechanical-Engineering   
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Homework Answers

Answer #1

a=12,050

Volumetric flow rate = pi*0.12*3*0.666

Multiply it by 15000

It has 12,050 CFM while having density of air as 0.665 in Texas

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