Heat pump work - Study guides, Class notes & Summaries
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Combo with NATE Heat Pump Exam and 1 other Questions And Answers
- Exam (elaborations) • 33 pages • 2024
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Combo with NATE Heat Pump Exam and 1 other Questions And Answers 
 
 
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 - ANS 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 - ANS A: Heati...
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NATE Heat Pump Exam Questions and Answers Latest Updated 2024/2025 (GRADED A+)
- Exam (elaborations) • 29 pages • 2024
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NATE Heat Pump Exam Questions and Answers Latest Updated 2024/2025 (GRADED A+) 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 
2. 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 
NATE Heat Pump Exam Questions and Answers 
Latest Updated 2024/2025 (GRA...
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HVAC CONTRACTOR EXAM QUESTIONS WITH 100% CORRECT SOLUTIONS ALREADY PASSED!!
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An instrument that measures potential differences between 2 points in an electrical circuit is called? 
A. potentiometer 
B. thermistor 
C. ohmeter 
D. voltmeter - Answer-voltmeter 
This device uses a thermal sensing bulb at the outlet of the evaporator to sense temperature and 
control superheat 
A. automatic expansion valve 
B. thermostatic expansion valve 
C. low side float 
D. schraeder valve - Answer-thermostatic expansion valve 
when installing a reversing valve on a heat pump, how many br...
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NATE Heat Pump Exam Questions And Answers
- Exam (elaborations) • 15 pages • 2024
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NATE Heat Pump Exam Questions And Answers 
 
 
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 - ANS 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 - ANS A: Heating mode 
 
Which of the...
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NATE Air Conditioning and Heat Pump Exam Questions and Answers Updated 2024-2025 (GRADED A+)
- Exam (elaborations) • 15 pages • 2024
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NATE Air Conditioning and Heat Pump Exam Questions and Answers Updated (GRADED A+) The maximum sensible cooling capacity of a heat pump should be within ______% of 
the calculated sensible heat gain of a structure with a large heating load. - ANSWER- 
+25% 
The combined output of a heatpump and its auxiliary heat should not exceed the 
calculated heat loss of a home by more than ____%. - ANSWER-15% 
What amount of auxiliary electronic heat is needed when the output of a heat pump on a 
design d...
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NOCTI HVAC Study Guide Questions Answered Correctly – Expert Verified | Latest Version 2024/2025
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a ________ is used to measure the amount of CO2 in the flue product - CO2/O2 indicator 
a 14-gauge soild copper wire would require____amp circuit protection - 15 amps 
a 50/50 solder is a combination of lead and - tin 
a bourdon tube is often found in a - pressure gauge 
a day-ton of refartion is the amount of the refrigeration produced by melting 1 ton of ice at temperature 
of 32 degrees F in 24 hours? - true 
a fusible plug is made from - a metal alloy that will burn when overheated 
a gas la...
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HVAC CONTRACTOR EXAM Questions & 100% Verified Answers | Latest Update | Already Graded A+
- Exam (elaborations) • 33 pages • 2024
- Available in package deal
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- $12.89
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An instrument that measures potential differences between 2 points in an electrical 
circuit is called? 
A. potentiometer 
B. thermistor 
C. ohmeter 
D. voltmeter 
: voltmeter 
This device uses a thermal sensing bulb at the outlet of the evaporator to sense 
temperature and control superheat 
A. automatic expansion valve 
B. thermostatic expansion valve 
C. low side float 
D. schraeder valve 
: thermostatic expansion valve 
2 | P a g e 
when installing a reversing valve on a heat pump, how man...
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HVAC CONTRACTOR EXAM Questions and Answers Latest Verified
- Exam (elaborations) • 15 pages • 2024
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- $14.99
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HVAC CONTRACTOR EXAM Questions 
and Answers Latest Verified 
An instrument that measures potential differences between 2 points in an electrical 
circuit is called? 
A. potentiometer 
B. thermistor 
C. ohmeter 
D. voltmeter - CORRECT ANSWER-voltmeter 
This device uses a thermal sensing bulb at the outlet of the evaporator to sense 
temperature and control superheat 
A. automatic expansion valve 
B. thermostatic expansion valve 
C. low side float 
D. schraeder valve - CORRECT ANSWER-thermostat...
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NATE Heat Pump Exam Questions and Answers | Latest Update
- Exam (elaborations) • 33 pages • 2024
- Available in package deal
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- $12.69
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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 
2 0 2 4 /2025 | © copyright | This work may not be copied for profit gain Excel! 
1 | P a g e | G r a d e A + | 2 0 24 / 2 0 2 5 
C: Defrost mode 
D: Emergency he...
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HVAC CONTRACTOR Exam | Questions & 100% Correct Answers (Verified) | Latest Update | GradeA+
- Exam (elaborations) • 33 pages • 2024
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- $14.49
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HVAC CONTRACTOR Exam | Questions & 
100% Correct Answers (Verified) | Latest 
Update | GradeA+ 
An instrument that measures potential differences between 2 points in an electrical 
circuit is called? 
A. potentiometer 
B. thermistor 
C. ohmeter 
D. voltmeter 
Correct Answer: voltmeter 
This device uses a thermal sensing bulb at the outlet of the evaporator to sense 
temperature and control superheat 
A. automatic expansion valve 
B. thermostatic expansion valve 
C. low side float 
D. schrae...
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