Refrigeration and Air Conditioning In a vapour compression cycle, the refrigerant immediately after expansion valve is Liquid Sub-cooled liquid Wet vapour Saturated liquid Liquid Sub-cooled liquid Wet vapour Saturated liquid ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a spray washing system, if the temperature of water is higher than the dry bulb temperature of entering air, then the air is Cooled and humidified Heated and humidified Heated and dehumidified Cooled and dehumidified Cooled and humidified Heated and humidified Heated and dehumidified Cooled and dehumidified ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = Bypass factor) P.F. - 1 1 - B. P.F. 1/ B.P.F. 1 + B.P.F. P.F. - 1 1 - B. P.F. 1/ B.P.F. 1 + B.P.F. ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Moisture should be removed from refrigerants to avoid Restriction to refrigerant flow Corrosion of steel plates All of these Freezing at the expansion valve Restriction to refrigerant flow Corrosion of steel plates All of these Freezing at the expansion valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The boiling point of ammonia is -77.7°C -33.3°C -30°C -10.5°C -77.7°C -33.3°C -30°C -10.5°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The process, generally used in winter air-conditioning to warm and humidity the air, is called Heating and humidification Cooling and dehumidification Humidification Dehumidification Heating and humidification Cooling and dehumidification Humidification Dehumidification ANSWER DOWNLOAD EXAMIANS APP
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