Refrigeration System Quiz
Authored by Jermaine Taffe
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Professional Development
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100 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A Evaporator Pressure Regulator (EPR) is designed to
Maintain a minimum evaporating temperature
Maintain a minimum evaporator superheat
Maintain a constant subcooling value
Maintain a constant crankcase pressure
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A Evaporator Pressure Regulator (EPR) is designed to
Maintain a constant crankcase pressure
Maintain a constant subcooling value
Maintain a minimum evaporating pressure
Maintain a minimum evaporator superheat
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A Crankcase Pressure Regulator (CPR) is designed to
Limit the pressure leaving the compressor
Maintain a constant condensing pressure
Maintain a constant pressure in the crankcase
Limit the pressure returning to the compressor
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the condition of the refrigerant as it enters the expansion device?
LP superheated vapour
HP subcooled liquid
LP superheated liquid
HP superheated vapour
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the condition of the refrigerant as it enters the compressor?
LP superheated vapour
HP subcooled liquid
LP superheated liquid
HP superheated vapour
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which refrigerant is generally used in new domestic systems?
R-717
R-22
R-134a
R-600a
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which refrigerant is a hydro-carbon?
R-717
R-22
R-134a
R-600a
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