Friction loss or static head in sizing of air ducts is given in this expression of units:
A. pounds per square inch
B. inches of water per 100 feet
C. inches of refrigerant per 100 feet
D. inches of water per foot
AnswerB. inches of water per 100 feet
ARE 4.0 exam prep: BS
A. pounds per square inch
B. inches of water per 100 feet
C. inches of refrigerant per 100 feet
D. inches of water per foot
AnswerB. inches of water per 100 feet
ARE 4.0 exam prep: BS
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