Refrigeration and Air Conditioning In a vapour compression system, the condition of refrigerant before entering the expansion or throttle valve is Wet vapour Dry vapour High pressure saturated liquid Very wet vapour Wet vapour Dry vapour High pressure saturated liquid Very wet vapour ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a refrigeration cycle, the flow of refrigerant is controlled by Expansion valve Condenser Compressor Evaporator Expansion valve Condenser Compressor Evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The evaporator used in household refrigerators is Defrosting evaporator Frosting evaporator None of these Non-frosting evaporator Defrosting evaporator Frosting evaporator None of these Non-frosting evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A bootstrap air cooling system has Three heat exchangers Two heat exchangers One heat exchanger Four heat exchangers Three heat exchangers Two heat exchangers One heat exchanger Four heat exchangers ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning R-12 is generally preferred over R-22 in deep freezers since It is miscible with oil over large range of temperatures All of these It has low operating pressures It gives higher coefficient of performance It is miscible with oil over large range of temperatures All of these It has low operating pressures It gives higher coefficient of performance ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning One ton of refrigeration is equal to the refrigeration effect corresponding to melting of 1000 kg of ice In 1 minute In 12 hours In 24 hours In 1 hour In 1 minute In 12 hours In 24 hours In 1 hour ANSWER DOWNLOAD EXAMIANS APP