Question 1
Under NAC 624.190, which installation is outside the Nevada C-1E sheet metal subclassification?
Correct Answer:
Installing a packaged rooftop unit that uses refrigeration as an integral part of the system
Question 2
What is the correct relationship among airflow (CFM), average velocity (FPM), and internal cross-sectional area (square feet) in a sheet-metal duct?
Correct Answer:
Velocity equals airflow divided by area (FPM = CFM / sq ft)
Question 3
A rectangular galvanized duct measures 24 inches wide by 12 inches high and carries 2,400 CFM. What is the average air velocity?
Correct Answer:
1,200 feet per minute
Question 4
A 12-inch inside-diameter round spiral duct carries 1,000 CFM. What is the approximate average velocity?
Correct Answer:
1,270 feet per minute
Question 5
A 16-inch by 10-inch rectangular branch must run at 900 FPM. What airflow does that duct carry?
Correct Answer:
1,000 CFM
Question 1
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About this Exam

Prepare with the NV C-1E Sheet Metal Practice Questions - Nevada C-1E Sheet Metal Contractor Examination Exam practice quiz. This question bank includes 100 questions covering duct, inch, vent, rectangular, and velocity. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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NV C-1E Sheet Metal Practice Questions - Nevada C-1E Sheet Metal Contractor Examination Exam

This practice set contains 100 questions from the matching question bank and focuses on duct, inch, vent, rectangular, and velocity. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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