Question 1
A technician needs to measure total external static pressure (TESP) on a residential furnace. Where should the two pressure probes be placed?
Correct Answer:
In the return plenum before the blower and in the supply plenum after the heat exchanger/coil
Question 2
Most residential furnace blowers are rated to deliver their nameplate airflow at a total external static pressure no greater than what value?
Correct Answer:
0.50 in. w.c.
Question 3
Using the standard air formula, what is the air velocity in feet per minute (fpm) when a pitot tube and manometer read a velocity pressure of 0.25 in. w.c.?
Correct Answer:
2,002 fpm
Question 4
A duct traverse with a pitot tube measures an average velocity of 800 fpm in a duct with a cross-sectional area of 2.0 square feet. What is the airflow?
Correct Answer:
1,600 CFM
Question 5
Which instrument directly captures all the air leaving a supply register so the technician can read total CFM at that outlet?
Correct Answer:
Flow (capture) hood
Question 1
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About this Exam

Prepare with the NATE Air Distribution Service Practice Questions - NATE Air Distribution Service Specialty Exam practice quiz. This question bank includes 100 questions covering airflow, duct, pressure, technician, and static. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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NATE Air Distribution Service Practice Questions - NATE Air Distribution Service Specialty Exam

This practice set contains 100 questions from the matching question bank and focuses on airflow, duct, pressure, technician, and static. 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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