SKILLCAT EPA 2 VERIFIED EXAM QUESTIONS AND ANSWERS - LATEST
VERSION 2026
SKILLCAT EPA 2 – CERTIFICATION TRAINING
True— ANSWER The average speed of molecules in a vapour is equal to the
average speed of molecules in a liquid for the same substance at the same
temperature.
ANSWER : Vapour What phase does a liquid change into when its temperature
rises?(Presume pressure stays constant.)
No, it doesn't. ANSWER Does the compressor's refrigerant undergo a state
change?
Compressor- ANSWER After the refrigerant passes through the evaporator,
what component does it flow to next?
Solid- ANSWER What condition can a liquid transform into when pressure is
applied but temperature remains constant?
Transition from a liquid to a vapour
Cool down your home - ANSWER Your indoor air is heated by the refrigerant
in order to: (Check all that apply)
Evaporator: Which part serves the opposite purpose as the condenser?
To raise the pressure - ANSWER What is the function of the compressor?
The condenser's function is to cool the high pressure vapour.
reduce pressure - ANSWER What is the metering device used for?
Vapour at high pressure: ANSWER When the refrigerant enters the condenser,
what condition is it in?
High pressure liquid: ANSWER What condition is the refrigerant in when it
enters the metering device?
VERSION 2026
SKILLCAT EPA 2 – CERTIFICATION TRAINING
True— ANSWER The average speed of molecules in a vapour is equal to the
average speed of molecules in a liquid for the same substance at the same
temperature.
ANSWER : Vapour What phase does a liquid change into when its temperature
rises?(Presume pressure stays constant.)
No, it doesn't. ANSWER Does the compressor's refrigerant undergo a state
change?
Compressor- ANSWER After the refrigerant passes through the evaporator,
what component does it flow to next?
Solid- ANSWER What condition can a liquid transform into when pressure is
applied but temperature remains constant?
Transition from a liquid to a vapour
Cool down your home - ANSWER Your indoor air is heated by the refrigerant
in order to: (Check all that apply)
Evaporator: Which part serves the opposite purpose as the condenser?
To raise the pressure - ANSWER What is the function of the compressor?
The condenser's function is to cool the high pressure vapour.
reduce pressure - ANSWER What is the metering device used for?
Vapour at high pressure: ANSWER When the refrigerant enters the condenser,
what condition is it in?
High pressure liquid: ANSWER What condition is the refrigerant in when it
enters the metering device?
