NV C-13 Sheet Metal Practice Questions - Nevada C-13 Sheet Metal Contractor Examination Exam

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A rectangular galvanized duct measures 20 inches wide by 16 inches high and carries 2,000 CFM. What is the average air velocity?

720 feet per minute 900 feet per minute 1,150 feet per minute 1,440 feet per minute

Correct Answer:

900 feet per minute

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