CONDENSER EXPANSION VALVE AND EVAPORATOR - Practice Mode

1) Which gas is used to flush out the coils of air cooled condenser?
Correct Answer: Dry nitrogen
Explanation:

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2) Which application uses the capillary tube expansion device?
Correct Answer: Domestic RAC units
3) Which expansion valve is suitable for constant load operation?
Correct Answer: Automatic expansion valve
4) What is the physical change of refrigerant in evaporator?
Correct Answer: Liquid to vapour
5) What is the process of accumulation of ice on the surface of evaporator?
Correct Answer: Frosting