d (very important) - ANS The ability to utilize all types of communication skills is ____ to the HVACR technician.
a. not as important as "hands-on" technical skills
b. somewhat important
c. unimportant
d. very important
d (all of the above: clear, complete, concise) - ANS ...
NATE Exam: Core Essentials Questions
And Answers
d (very important) - ANS The ability to utilize all types of communication skills is ____ to the
HVACR technician.
a. not as important as "hands-on" technical skills
b. somewhat important
c. unimportant
d. very important
d (all of the above: clear, complete, concise) - ANS 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.
a. clear
b. complete
c. concise
d. all of the above
d (Refrigerant) - ANS When explaining to a customer that you have adjusted the system
charge, which of the following terms is most appropriate?
a. Freon
b. Gas
c. Juice
d. Refrigerant
a (can help you diagnose the problem) - ANS Listening carefully to what a customer is
telling you ____.
a. can help you diagnose the problem
b. is a waste of time
c. is not necessary
d. often will only confuse you
b (listen to the customer first, then ask questions) - ANS When you arrive at a service call
and meet the customer, you should ____.
,a. ask questions first, then listen to what the customer has to say
b. listen to the customer first, then ask questions
c. avoid discussion with the customer
d. remind the customer that you are the professional and get on with your work
b (1,600 ft3) - ANS What is the volume of a room that measures 10 ft by 20 ft with an 8-ft
ceiling?
a. 800 ft3
b. 1,600 ft3
c. 2,400 ft3
d. 3,200 ft3
b (1,200 CFM) - ANS What is the CFM requirements for an 1,800-ft2 house with 8-ft
ceilings, if five air changes per hour are needed?
a. 400 CFM
b. 1,200 CFM
c. 1,600 CFM
d. 2,400 CFM
c (1,600 CFM) - ANS What is the CFM requirement for an 2,400-ft2 house with 8-ft
ceilings, if five air changes per hour are needed?
a. 400 CFM
b. 1,200 CFM
c. 1,600 CFM
d. 2,400 CFM
a (79 in2) - ANS What is the cross-sectional area of a 10-in round metal duct?
a. 79 in2
b. 200 in2
c. 314 in2
d. 418 in2
Note: Area of a circle = π x radius^2
d (1,800 ft/min) - ANS How fast does air with a velocity pressure of 0.20 in. w.g. move
through a round duct?
a. 400 ft/min
b. 1,200 ft/min
c. 1,600 ft/min
, d. 1,800 ft/min
Note: Velocity = 4005 x (the square root of velocity pressure)
d (1,800 ft/min) - ANS How fast does air with a velocity pressure of 0.20 in w.g. move
through a square duct?
a. 400 ft/min
b. 1,200 ft/min
c. 1,600 ft/min
d. 1,800 ft/min
Note: Velocity = 4005 x (the square root of velocity pressure)
d (all of the above: honest, loyal, patient) - ANS Customers depend on you to be ____.
a. honest
b. loyal
c. patient
d. all of the above
c (demonstrate system operation and describe basic maintenance procedures to the customer)
- ANS Before leaving a service call, you should be sure to ____.
a. ask the customer for referrals
b. collect payment in cash if possible
c. demonstrate system operation and describe basic maintenance procedures to the customer
d. try to sell the customer an equipment upgrade
d (All of the above: it can cut hard or soft drawn copper; it leaves no metal shavings to
contaminate the system; it produces a clean, square cut.) - ANS What is the advantage of
using a tube cutter to cut copper pipe?
a. It can cut hard or soft drawn copper
b. It leaves no metal shavings to contaminate the system
c. It produces a clean, square cut
d. All of the above
a (soft drawn copper) - ANS Spring-type benders may be used on ____.
a. soft drawn copper
b. hard drawn copper
c. all copper pipe
d. steel pipe
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