Refrigeration and Air Conditioning In a pressure enthalpy chart, the space to the left of the saturated liquid line represents Sub-cooled liquid region Superheated vapour region None of the listed here Wet vapour region Sub-cooled liquid region Superheated vapour region None of the listed here Wet vapour region ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The pressure at the inlet of a refrigerant compressor is called Suction pressure Critical pressure Discharge pressure Back pressure Suction pressure Critical pressure Discharge pressure Back pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The boiling point of ammonia is -33.3°C -77.7°C -30°C -10.5°C -33.3°C -77.7°C -30°C -10.5°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The thermostatic expansion valve is used in ________ type of evaporators. Flooded DX coil None of these Dry Flooded DX coil None of these Dry ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A pressure gauge on the discharge side of a refrigerant compressor reads too high. The reasons will be Water temperature being high Dirty condenser surface Lack of cooling water All of these Water temperature being high Dirty condenser surface Lack of cooling water All of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerants has lowest freezing point? NH3 Freon-12 Freon-22 CO2 NH3 Freon-12 Freon-22 CO2 ANSWER DOWNLOAD EXAMIANS APP
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