Refrigeration and Air Conditioning The ratio of heat extracted in the refrigerator to the work-done on the refrigerant is called Coefficient of performance of heat pump Relative coefficient of performance Coefficient of performance of refrigeration Refrigerating efficiency Coefficient of performance of heat pump Relative coefficient of performance Coefficient of performance of refrigeration Refrigerating efficiency ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Presence of moisture in a refrigerant affects the working of Evaporator Compressor Condenser Expansion valve Evaporator Compressor Condenser Expansion valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression refrigeration system, refrigerant occurs as liquid between Expansion valve and evaporator Compressor and condenser Condenser and expansion valve Compressor and evaporator Expansion valve and evaporator Compressor and condenser Condenser and expansion valve Compressor and evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A vapour absorption refrigerator uses _________ as a refrigerant. Freon Aqua-ammonia Water Ammonia Freon Aqua-ammonia Water Ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The wet bulb temperature during sensible heating of air Decreases Increases Remains constant None of these Decreases Increases Remains constant None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The temperature of ammonia after compression in a vapour compression system is None of these 20 to 50°C 70 to 110°C 50 to 70°C None of these 20 to 50°C 70 to 110°C 50 to 70°C ANSWER DOWNLOAD EXAMIANS APP
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