Guides d'étude, Notes de cours & Résumés
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HVACR Practice Test Accurate 100%(RATED A+)
- Examen • 2 pages • 2024
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HVACR Practice Test Accurate 100%(RATED A+)What is the symbol for impedance? 
a. R 
b. I 
c. Z 
d. P - ANSWER z 
 
The safety ground conductor for A/C circuit is usually color coded ________. 
a. red 
b. green 
c. black 
d. white - ANSWER Green 
 
Resistance is _______. 
a. amperage 
b. electrical pressure 
c. opposition to current flow 
d. voltage applied to the circuit - ANSWER opposition to current flow 
 
How many watts of power are used by a heater operating at 480 volts and drawing 5 amps?...
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HVACR Practice Test Correct 100%(RATED A)
- Examen • 2 pages • 2024
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HVACR Practice Test Correct 100%(RATED A) 
 
HVACR Practice Test Correct 100%(RATED A) 
 
HVACR Practice Test Correct 100%(RATED A) 
 
HVACR Practice Test Correct 100%(RATED A) 
 
HVACR Practice Test Correct 100%(RATED A)
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HVAC EXAM PACKAGE DEAL (BUNDLE) WITH COMPLETE SOLUTIONS
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HVAC EXAM PACKAGE DEAL (BUNDLE) WITH COMPLETE SOLUTIONSHVAC EXAM PACKAGE DEAL (BUNDLE) WITH COMPLETE SOLUTIONSHVAC EXAM PACKAGE DEAL (BUNDLE) WITH COMPLETE SOLUTIONSHVAC EXAM PACKAGE DEAL (BUNDLE) WITH COMPLETE SOLUTIONSHVAC EXAM PACKAGE DEAL (BUNDLE) WITH COMPLETE SOLUTIONSHVAC EXAM PACKAGE DEAL (BUNDLE) WITH COMPLETE SOLUTIONSHVAC EXAM PAC
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HVACR Practice Test Correct 100%(RATED A+)
- Examen • 2 pages • 2024
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What is the symbol for impedance? 
a. R 
b. I 
c. Z 
d. P - ANSWER z 
 
The safety ground conductor for A/C circuit is usually color coded ________. 
a. red 
b. green 
c. black 
d. white - ANSWER Green 
 
Resistance is _______. 
a. amperage 
b. electrical pressure 
c. opposition to current flow 
d. voltage applied to the circuit - ANSWER opposition to current flow 
 
How many watts of power are used by a heater operating at 480 volts and drawing 5 amps? 
a. 5 watts 
b. 96 watts 
c. 480 watts 
d....
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HVACR Practice Test Correct 100% What is the symbol for impedance? a. R b. I c. Z d. P - ANSWER z The safety ground conductor for A/C circuit is usually color coded ________. a. red b. green c. black d. white - ANSWER Green Resistance is _______. a. a
- Examen • 2 pages • 2024
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HVACR Practice Test Correct 100% 
 
 
What is the symbol for impedance? 
a. R 
b. I 
c. Z 
d. P - ANSWER z 
 
The safety ground conductor for A/C circuit is usually color coded ________. 
a. red 
b. green 
c. black 
d. white - ANSWER Green 
 
Resistance is _______. 
a. amperage 
b. electrical pressure 
c. opposition to current flow 
d. voltage applied to the circuit - ANSWER opposition to current flow 
 
How many watts of power are used by a heater operating at 480 volts and drawing 5 amps? 
a. ...
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HVACR Journeyman Practice Exam Accurate 100%
- Examen • 3 pages • 2024
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In a (direct expansion) evaporator, liquid refrigerant must boil away as close to the end of the coil as possible in order to: - ANSWER Operate at High Efficiency. 
 
What is one of the main reasons that reciprocating compressors are not 100% efficient? - ANSWER Clearance Volume 
 
A dirty evaporator and return air filters subsequently causes low evaporator pressures which will cause - ANSWER High Compression Ratios 
 
The automatic expansion valve (AEV) maintains a constant ______ in the evapor...
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HVAC Final Study Guide part 1 Complete Questions & Answers(GRADED A)
- Examen • 2 pages • 2024
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This compressor uses pistons and valves to compressor refrigerant. - ANSWER Reciprocating 
 
This compressor uses vanes to compress refrigerant. - ANSWER Rotary compressor 
 
This compressor is the latest technology for compressor design - ANSWER Scroll pump 
 
The manifold gauges should be in this position to pull a vacuum - ANSWER They should all be open 
 
What is standing pressure used for? - ANSWER To let you know that there is enough refrigerant to start the system 
 
What valve on a recip...
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HVAC-R Final Exam Correct 100%
- Examen • 3 pages • 2024
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volt amps - ANSWER Transformers are normally rated in? 
 
true - ANSWER An insulated jumper may be used to temporarily jump a component in an electrical circuit(true or false)? 
 
divided by 10 - ANSWER When using a 10 wrap multiplier the reading on the meter must be? 
 
ladder diagram - ANSWER An electrical line wiring diagram is often called? 
 
pictorial diagram - ANSWER A wiring diagram that shows the approximate location of components is called?
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HVACR Journeyman Practice Exam Quizzes & Ans!!
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HVACR Journeyman Practice Exam Quizzes & Ans!!
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HVAC-R Midterm Exam Questions With Correct Answers 100%
- Examen • 5 pages • 2024
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HVAC-R Midterm Exam Questions With Correct Answers 100%
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