Refrigeration and Air Conditioning The boiling point of ________ is 10.5°C. Carbon dioxide Sulphur dioxide R-12 Ammonia Carbon dioxide Sulphur dioxide R-12 Ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning At lower temperatures and pressures, the latent heat of vaporisation of a refrigerant depends on other factors increases decreases remains same depends on other factors increases decreases remains same ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A refrigerant with the highest critical pressure is R-11 R-22 R-12 Ammonia R-11 R-22 R-12 Ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant is highly toxic and flammable? Sulphur dioxide R-12 Ammonia Carbon dioxide Sulphur dioxide R-12 Ammonia Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In mechanical refrigeration system, the refrigerant has the maximum temperature Before expansion valve In evaporator Between condenser and evaporator Between compressor and condenser Before expansion valve In evaporator Between condenser and evaporator Between compressor and condenser ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Moisture in Freon refrigeration system causes Corrosion of whole system High power consumption Freezing automatic regulating valve Ineffective refrigeration Corrosion of whole system High power consumption Freezing automatic regulating valve Ineffective refrigeration ANSWER DOWNLOAD EXAMIANS APP
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