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NATE Gas Heating Exam questions with correct answers
- Exam (elaborations) • 19 pages • 2023
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Since 1992, the United States Department of Energy has required that all furnaces sold and installed from that date on must have an AFUE of no less than: 
 
 A: 70% 
 
 B: 75% 
 
 C: 78% 
 
 D: 80% CORRECT ANSWER C: 78% 
 
Many pre-1992 furnaces have efficiencies around _______. 
 
 A: 10% 
 
 B: 40% 
 
 C: 60% 
 
 D: 80% CORRECT ANSWER C: 60% 
 
Today, furnaces with AFUE ratings greater than _____ are available. 
 
 A: 85% 
 
 B: 90% 
 
 C: 100%
NATE/HVAC|North American Technician Excellence| Exam Bundle Pack

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HVAC NATE Heat Pump |171 questions| with correct answers
- Exam (elaborations) • 20 pages • 2023
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On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? CORRECT ANSWER 6-7PSI or 6F 
 
What is the primary purpose of using flux when soldering copper or brass parts? CORRECT ANSWER Prevent Oxidation 
 
The water that results from a defrost cycle of an air to air heat pump(runoff) must? CORRECT ANSWER Drain off and away from the outdoor coil. 
 
Why must the runoff be drained off and away from the outdoor coil? CORRECT ANSWER Exc...

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NATE CORE STUDY GUIDE(correct answers)to pass
- Exam (elaborations) • 26 pages • 2023
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NATE CORE STUDY GUIDE(correct answers)to passWhich of the following is not the product of incomplete combustion: 
Oxides of nitrogen 
 
 
 
An oil trap is required at the base of the discharge line of the vertical riser is _____ or above 
8 feet 
 
 
 
A diode allows current to flow in one direction: 
True 
 
 
 
1 Watt = _____ Btu 
3.41 
 
 
 
Current in a closed circuit is limited by which of the following: 
resistance 
 
 
 
An oil separator is located in the _____: 
Discharge line 
 
 
 
___...

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NATE Heat Pump Exam (Latest 2022 – 2023)
- Exam (elaborations) • 21 pages • 2022
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NATE Heat Pump Exam (Latest 2022 – 2023)

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NATE Air Conditioning and Heat Pumps Exam Questions 2022/2023 | Consisting Of 50 Questions With Verified Answers From Experts
- Exam (elaborations) • 5 pages • 2022
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NATE Air Conditioning and Heat Pumps Exam Questions 2022/2023 | Consisting Of 50 Questions With Verified Answers From Experts

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NATE Exam: Core Essentials questions with correct answers
- Exam (elaborations) • 34 pages • 2023
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What governing body is responsible for the suspension of PT licenses? 
 
A) PT Board of California 
B) American Board of PT Specialties 
C) Federation of State Board of PT 
D) Institutional Review Board CORRECT ANSWER A) PT Board of California 
 
Which of the following conditions is an initial requirement in order to participate in an alcoholic diversion program? 
 
A) voluntary admission 
B) psych eval 
C) recommended by supervisor 
D) physician rx CORRECT ANSWER A) voluntary admission 
 
How ...

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NATE Exam: Core Essentials Questions and Answers (Graded A)
- Exam (elaborations) • 41 pages • 2023
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NATE Exam: Core Essentials Questions and Answers (Graded A) 
 
 
d (very important) - ANSWER-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

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NATE Exam: Air Conditioning and Heat Pumps Questions with correct Answers
- Exam (elaborations) • 32 pages • 2023
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NATE Exam: Air Conditioning and Heat Pumps Questions with correct Answers 
 
 
Which of the following factors affects a customer's level of comfort? 
 
a. Air movement b. Humidity 
c. Temperature 
d. All of the above - ANSWER-d (All of the above: air movement, humidity, temperature)

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NATE A/C EXAM 1 & 2 MULTIPLE QUESTIONS WITH 100% CORRECT ANSWERS LATEST 2023 SERIES 100% VERIFIED AND RATED A.
- Exam (elaborations) • 25 pages • 2023
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NATE A/C EXAM 1 & 2 MULTIPLE QUESTIONS WITH 100% CORRECT ANSWERSNATE CORE EXAM 1 & 2 MULTIPLE QUESTIONS WITH 100% CORRECT ANSWERS LATEST 2023 SERIES 100% VERIFIED AND RATED A.NATE CORE EXAM 1 & 2 MULTIPLE QUESTIONS WITH 100% CORRECT ANSWERS LATEST 2023 SERIES 100% VERIFIED AND RATED A.NATE CORE EXAM 1 & 2 MULTIPLE QUESTIONS WITH 100% CORRECT ANSWERS LATEST 2023 SERIES 100% VERIFIED AND RATED A. LATEST 2023 SERIES 100% VERIFIED AND RATED A.