Nate gas heating exam 1 Study guides, Class notes & Summaries
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NATE Gas Heating Exam Verified Questions and answers 2023 Latest Update
- Exam (elaborations) • 14 pages • 2023
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NATE Gas Heating Exam Verified 
Questions and answers 2023 
Latest Update 
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% 
D: 110% - correct ...
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NATE Gas Heating Exam 1 Questions and Answers 100% Verified
- Exam (elaborations) • 12 pages • 2023
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NATE Gas Heating Exam 1
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NATE Exam: Core Essentials/NATE Heat Pump Exam Questions And Answers/NATE Exam: Air Conditioning and Heat Pumps/NATE A/C Exam 1 Questions And Answers/NATE Core Questions And Answers/NATE Core practice Questions And Answers/NATE Gas Heating Exam
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NATE Exam: Core Essentials/NATE Heat Pump Exam Questions And Answers/NATE Exam: Air Conditioning and Heat Pumps/NATE A/C Exam 1 Questions And Answers/NATE Core Questions And Answers/NATE Core practice Questions And Answers/NATE Gas Heating Exam
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NATE Gas Heating Exam Verified Questions and answers 2023 Latest Update
- Exam (elaborations) • 14 pages • 2023
-
- $20.49
- + learn more
NATE Gas Heating Exam Verified 
Questions and answers 2023 
Latest Update 
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% 
D: 110% - correct ...
-
NATE Gas Heating Exam Verified Questions and answers 2023 Latest Update
- Exam (elaborations) • 14 pages • 2023
- Available in package deal
-
- $18.73
- + learn more
NATE Gas Heating Exam Verified 
Questions and answers 2023 
Latest Update 
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% 
D: 110% - correct ...
-
NATE Heat Pump Exam, questions with complete solutions
- Exam (elaborations) • 13 pages • 2023
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NATE Heat Pump Exam, questions with complete solutions 
Charging a heat pump with refrigerant is best accomplished in the _______ mode. 
 
A: Heating mode 
 
B: Cooling mode 
 
C: Defrost mode 
 
D: Emergency heating mode 
B: Cooling mode 
 
 
 
Heat pumps can provide both heating in the winter and cooling in the summer. In which mode is the heat pump more efficient? 
 
A: Heating mode 
 
B: Cooling mode 
 
C: Defrost mode 
 
D: Emergency heating mode 
A: Heating mode 
 
 
 
Which of the followi...
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NATE Gas Heating Exam, questions with complete top solutions
- Exam (elaborations) • 12 pages • 2023
- Available in package deal
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NATE Gas Heating Exam, questions with complete top solutions 
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% 
C: 78% 
 
 
 
Many pre-1992 furnaces have efficiencies around _______. 
 
A: 10% 
 
B: 40% 
 
C: 60% 
 
D: 80% 
C: 60% 
 
 
 
Today, furnaces with AFUE ratings greater than _____ are available. 
 
A: 85% 
 
B: 90% 
 
C: 100% 
 
D: 110% 
B: 90%...
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NATE CORE 2023 Exam Practice Questions and answers
- Exam (elaborations) • 9 pages • 2023
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NATE CORE 2023 Exam 
Practice Questions and 
answers 
Ch. 1-1 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 - correct answer d) very important 
Ch. 1-2 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) a...
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NATE Exam: Air Conditioning and Heat Pumps, questions with complete top solutions
- Exam (elaborations) • 19 pages • 2023
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NATE Exam: Air Conditioning and Heat Pumps, questions with complete top solutions 
Which of the following factors affects a customer's level of comfort? 
 
a. Air movement 
b. Humidity 
c. Temperature 
d. All of the above 
d (All of the above: air movement, humidity, temperature) 
 
 
 
A cooling load calculation estimates the sensible heat gain of a structure. The maximum sensible capacity of a cooling-only system should be within ____% of this calculated value. 
 
a. ±10% 
b. +10% 
c. +15% 
...
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Fundamentals of HVACR Second Edition | Answers to End of Unit Questions | Latest exam Questions with Correct Answers
- Exam (elaborations) • 280 pages • 2021
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UNIT 1 REVIEW QUESTIONS ANSWER KEY 
1-1) List some of the different ways that homes and buildings may be heated. 
Wood, gas, oil, electric, solar, heat pumps, and geothermal heating systems 
are used. 
1-2) What were some of the primary heating fuels that early civilizations used? 
Wood, peat, and coal remained the primary heating fuels for centuries. 
1-3) When is it believed that ice was first artificially made for food storage? 
First evidence of man making ice appeared more than 3,000 years ...