NATE EXAM: CORE ESSENTIALS

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NATE EXAM: CORE ESSENTIALS

UPDATED ACTUAL EXAM WITH CORRECT

SOLUTIONS.

d (very important) - correct answer- The ability to utilize all types of communication skills is ____ to the HVACR technician.

• not as important as "hands-on" technical skills
• somewhat important
• unimportant
• very important

d (all of the above: clear, complete, concise) - correct answer- It

is important to be ____ in filling out service orders so that office staff, other technicians, and customers will know what work you completed on the job.

• clear
• complete
• concise
• all of the above

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d (Refrigerant) - correct answer- When explaining to a customer that you have adjusted the system charge, which of the following terms is most appropriate?

• Freon
• Gas
• Juice
• Refrigerant

a (can help you diagnose the problem) - correct answer- Listening carefully to what a customer is telling you ____.

• can help you diagnose the problem
• is a waste of time
• is not necessary
• often will only confuse you

b (listen to the customer first, then ask questions) - correct answer- When you arrive at a service call and meet the customer, you should ____.

• ask questions first, then listen to what the customer has to

say

• listen to the customer first, then ask questions
• avoid discussion with the customer 2 / 4

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• remind the customer that you are the professional and get on

with your work

b (1,600 ft3) - correct answer- What is the volume of a room that measures 10 ft by 20 ft with an 8-ft ceiling?

• 800 ft3
• 1,600 ft3
• 2,400 ft3
• 3,200 ft3

b (1,200 CFM) - correct answer- What is the CFM requirements for an 1,800-ft2 house with 8-ft ceilings, if five air changes per hour are needed?

• 400 CFM
• 1,200 CFM
• 1,600 CFM
• 2,400 CFM

c (1,600 CFM) - correct answer- What is the CFM requirement for an 2,400-ft2 house with 8-ft ceilings, if five air changes per hour are needed?

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• 400 CFM
• 1,200 CFM
• 1,600 CFM
• 2,400 CFM

a (79 in2) - correct answer- What is the cross-sectional area of a 10-in round metal duct?

• 79 in2
• 200 in2
• 314 in2
• 418 in2

Note: Area of a circle = π x radius^2

d (1,800 ft/min) - correct answer- How fast does air with a velocity pressure of 0.20 in. w.g. move through a round duct?

• 400 ft/min
• 1,200 ft/min
• 1,600 ft/min
• 1,800 ft/min
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