HVAC 113 - CHAPER 6 BASIC REFRIGERATION
SYSTEM EXAM WITH COMPLETE SOLUTIONS
insulated - ANSWER A suction line should be ______ to prevent moisture
in the air from condensing on the cold tubing.
flash gas - ANSWER The instantaneous evaporation of liquid refrigerant
when it enters the evaporator is called ______.
low-pressure vapor - ANSWER A compressor is designed to draw in _____
refrigerant from the evaporator.
absorb - ANSWER Low-pressure refrigerant has the potential to ____ heat.
high-pressure vapor - ANSWER During normal operation, refrigerant
pumped into condenser is in the form of ______.
Hermetic float - ANSWER Which of the following is not a type of metering
device used to control the flow of refrigerant?
surface area - ANSWER The fins on an evaporator increase the _____ of
the evaporator tubing, allowing increased heat transfer from air to the
tubing.
above - ANSWER A vapor refrigerant is superheated if its temperature is
____ the refrigerant's boiling point.
high - ANSWER Heat is rejected out of a refrigeration system on the ____
side of the system.
SYSTEM EXAM WITH COMPLETE SOLUTIONS
insulated - ANSWER A suction line should be ______ to prevent moisture
in the air from condensing on the cold tubing.
flash gas - ANSWER The instantaneous evaporation of liquid refrigerant
when it enters the evaporator is called ______.
low-pressure vapor - ANSWER A compressor is designed to draw in _____
refrigerant from the evaporator.
absorb - ANSWER Low-pressure refrigerant has the potential to ____ heat.
high-pressure vapor - ANSWER During normal operation, refrigerant
pumped into condenser is in the form of ______.
Hermetic float - ANSWER Which of the following is not a type of metering
device used to control the flow of refrigerant?
surface area - ANSWER The fins on an evaporator increase the _____ of
the evaporator tubing, allowing increased heat transfer from air to the
tubing.
above - ANSWER A vapor refrigerant is superheated if its temperature is
____ the refrigerant's boiling point.
high - ANSWER Heat is rejected out of a refrigeration system on the ____
side of the system.
