NATE CORE exam questions with correct answers A+ graded 2024
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NURSING GR NURS 752
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NURSING GR NURS 752
NATE CORE exam questions with correct answers A+ graded 2024
When explaining to a customer that you have topped off the system charge, which of the following terms is most appropriate? - answer
It is important to be _____ in filling out service orders so that office staf...
when explaining to a customer that you have topped
listening carefully to what a customer is telling
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NURSING GR NURS 752
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NATE CORE exam questions with
correct answers A+ graded 2024
When explaining to a customer that you have topped off the system charge, which of
the following terms is most appropriate? - answer Refrigerant
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. - answer
All of the above (clear, complete, concise)
The ability to utilize all types of communication skills is _____ to the HVACR technician
- answer Very important
Listening carefully to what a customer is telling you _____. - answer Can help you
diagnose the problem
When you arrive at a service call and meet the customer, you should ______. - answer
Listen to the customer first, than ask questions
What is the volume of a room measures 10ft by 20ft with an 8ft ceilings? - answer
1,600 ft3
What is the cfm requirements for an 1,800-ft2 house with 8ft ceilings , if 5 air changes
per hour are needed? - answer 1,200 cfm
What is the cfm requirement for an 2,400-ft2 house with 8ft ceilings, if five air changes
per hour are needed? - answer 1,600 cfm
What is the cross-sectional area of a 10 in round metal duct? - answer 79 in2
How fast does air with a velocity pressure of 0.20 in w.g. move through a round duct? -
answer 1,800 ft/min
How fast does air move with a velocity pressure of 0.20 in w.g. move through a square
duct? - answer 1,800 ft/min
, Customers depend on you to be _______. - answer All of the above (honest, loyal,
patient)
Before leaving a service call, you should be sure to ______. - answer Demonstrate
system operation and describe basic maintenance procedures to the customers
What is the advantage of using a tube cutter to cut copper pipe? - answer 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)
Spring-type benders may be used on ______. - answer Soft drawn copper
A flaring tool is used to ________. - answer Make a mechanical joint in tubing
A swaging tool is used to _______. - answer Solder tubing without the use of
couplings
What is one of the advantages of a glass-stem thermometer? - answer It is very
accurate
In discussing human comfort, the temperature most commonly referred to is _______. -
answer Dry-bulb
A sling psycrometer uses two glass-stem thermometers. One measures dry-bulb, and
the other measures ________. - answer Wet-bulb
A standard refrigeration manifold uses what type of element to measure pressures? -
answer Bourdon tube
What is the pressure range of a standard compound gauge on a refrigeration manifold?
- answer 30 in. Hg to 350 psig
What is the best tool for removing moisture and non-condensibles from a system before
adding refrigerant - answer Vacuum pump
A vacuum gauge reads pressure in _______. - answer Microns
Which of the following is not a method of leak detection? - answer Micronic
To prevent the release of refrigerant to the atmosphere while removing it from a system,
what type of equipment must be used? - answer Recovery machine
An anemometer uses a small fan blade to measure _______. - answer Air velocity
What is one of the advantages of using silver brazing rods for copper to copper joints? -
answer No flux is required
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