Condenser coil - Study guides, Class notes & Summaries
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Refrigeration Excellence Questions and Answers Already Passed
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Refrigeration Excellence Questions and 
 
Answers Already Passed 
 
8. Dry type evaporators operate most efficiently with the superheat setting of approximately 
A. 8°F to 12°F 
B. 13°F to 19°F 
 
C. 20°F to 30°F 
 
D. 31°F to 40°F A. 8°F to 12°F 
 
9. An evaporator used to chill liquids is operating within normal superheat setting. But the 
system is not cooling the product properly. Which of the following is most likely the cause? 
A. Overcharge of refrigerant 
B. Undercharge of refr...
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aaert equipment latest 2024 graded A+
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aaert equipment latest 2024 graded A+ 
 
sound is defined as vibrations that can be perceived 
 
microphone converts the acoustical energy that is sound into an electrical signal that can be 
delivered to either an analog or a digital device 
 
analog and digital recordings start the same way; with sound 
 
digital mixer or A/D converter to change the analog signal to a digital signal it will need to 
pass through an analog to digital converter, commonly referred to as a 
 
sample rate (44.1 khz...
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NATE Heat Pump Exam Questions With Answers Latest Updated 2024/2025 (GRADED A+)
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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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NHIE EXAM TEST BANK QUESTIONS WITH 100% CORRECT ANSWERS UPDATED 2024-2025
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NHIE EXAM TEST BANK QUESTIONS WITH 100% CORRECT ANSWERS UPDATED 
 
Which of the following is a common maintenance task for a residential refrigeration system - Answer- Clean the condenser coil 
 
The device used to detect the electrical current to that electric heater coil is called - Answer- An ammeter 
 
A home inspector should probe - Answer- Where decay is suspected 
 
Overhead electrical service should be a minimum of how many feet above a flat roof subject to foot traffic - Answer- 10 fee...
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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...
And that's how you make extra money
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EPA 608 TYPE III 2024 QUESTIONS WITH CORRECT ANSWERS ALREADY PASSED AND VERIFIED
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Identify the pressure corresponding to 32 degrees F for R-123: ________. 
a) 23 inches of Hg vacuum 
b) 20 inches of Hg vacuum 
c) 17 inches of Hg vacuum 
d) 11 inches of Hg vacuum - CORRECT ANSWER b) 20 inches of Hg vacuum 
 
A hydrostatic tube test kit is used to: _________. 
a) blow all water from the tubes 
b) remove any water from the machine 
c) vent refrigerant 
d) determine if a tube leaks - CORRECT ANSWER d) determine if a tube leaks 
 
Excessive running of a purge system ...
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EPA 608 TYPE III 2024 QUESTIONS WITH CORRECT ANSWERS ALREADY PASSED AND VERIFIED
- Exam (elaborations) • 28 pages • 2024
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Identify the pressure corresponding to 32 degrees F for R-123: ________. 
a) 23 inches of Hg vacuum 
b) 20 inches of Hg vacuum 
c) 17 inches of Hg vacuum 
d) 11 inches of Hg vacuum - CORRECT ANSWER b) 20 inches of Hg vacuum 
 
A hydrostatic tube test kit is used to: _________. 
a) blow all water from the tubes 
b) remove any water from the machine 
c) vent refrigerant 
d) determine if a tube leaks - CORRECT ANSWER d) determine if a tube leaks 
 
Excessive running of a purge system ...
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NATE Heat Pump Exam Questions and Answers 100% Correc
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NATE Heat Pump Exam Questions and 
Answers 100% Correct 
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 - CORRECT ANSWER-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 - CORRECT ANSWER-A: Heating mode 
Which of the...
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ABSA 4B – 1 Questions with Complete Solutions 100% Verified Correct Answers
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ABSA 4B – 1 Questions with Complete Solutions 100% Verified Correct Answers 
R4B An anti-friction bearing: Select one: 
a. Tapered rollers 
b. Is a sleeve bearing 
c. Has rolling friction 
d. Wears to a smooth, low-friction surface 
e. Is constructed with white metal alloy - Correct Answer c 
 
The amount of water used in an evaporative condenser is only a small percentage of that used in a water-cooled condenser of the same capacity, because 
Select one: 
a. Water is scarce where evaporativ...
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NATE Heat Pump Exam Questions and Answers Latest [100% correct answers] 2024
- Exam (elaborations) • 18 pages • 2024
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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 - Answer-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 - Answer-A: Heating mode 
Which of the following components is exclusive to the heat pump? 
A: Condenser 
B: Oil ...
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