Refrigeration and Air Conditioning Most thermostatic expansion valves are set for a superheat of 20°C 5°C 10°C 15°C 20°C 5°C 10°C 15°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a domestic vapour compression refrigerator, the refrigerant commonly used is All of these R-12 Ammonia CO? All of these R-12 Ammonia CO? ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In mechanical refrigeration system, the refrigerant has the maximum temperature In evaporator Between compressor and condenser Before expansion valve Between condenser and evaporator In evaporator Between compressor and condenser Before expansion valve Between condenser and evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The humidity ratio or specific humidity is the mass of water vapour present in 1 m3 of wet air 1 kg of wet air 1 kg of dry air 1 m3 of dry air 1 m3 of wet air 1 kg of wet air 1 kg of dry air 1 m3 of dry air ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Hydrogen is used in Electrolux refrigeration system so as to _________ the rate of evaporation of the liquid ammonia passing through the evaporator. Increase Reduce Equalize None of these Increase Reduce Equalize None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Moisture in Freon refrigeration system causes High power consumption Freezing automatic regulating valve Ineffective refrigeration Corrosion of whole system High power consumption Freezing automatic regulating valve Ineffective refrigeration Corrosion of whole system ANSWER DOWNLOAD EXAMIANS APP
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