Refrigeration and Air Conditioning Critical temperature is the temperature above which A gas will immediately liquefy A gas will never liquefy Water will never evaporate Water will evaporate A gas will immediately liquefy A gas will never liquefy Water will never evaporate Water will evaporate ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A valve which maintains a constant degree of superheat at the end of the evaporator coil, is called High side float valve Automatic expansion valve Low side float valve Thermostatic expansion valve High side float valve Automatic expansion valve Low side float valve Thermostatic expansion valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The C.O.P. of a Carnot refrigerator in winter will be _________ as compared to C.O.P. in summer. None of these Same Higher Lower None of these Same Higher Lower ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Air refrigeration cycle is used in Domestic refrigerators Commercial refrigerators Gas liquefaction Air conditioning Domestic refrigerators Commercial refrigerators Gas liquefaction Air conditioning ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following statement is correct for ammonia as a refrigerant? It reacts with copper and its alloys. It requires large displacement per TR compared to fluoro carbons. It is toxic to mucous membranes. All of these It reacts with copper and its alloys. It requires large displacement per TR compared to fluoro carbons. It is toxic to mucous membranes. All of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a refrigeration system, the expansion device is connected between the Compressor and condenser Evaporator and compressor Receiver and evaporator Condenser and receiver Compressor and condenser Evaporator and compressor Receiver and evaporator Condenser and receiver ANSWER DOWNLOAD EXAMIANS APP
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