Refrigeration and Air Conditioning Which of the following refrigerant has the highest freezing point. Sulphur dioxide Ammonia R-12 Carbon dioxide Sulphur dioxide Ammonia R-12 Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a flooded evaporator refrigerator, an accumulator at suction of compressor is used to Detect liquid in vapour Superheat the vapour Collect liquid refrigerant and prevent it from going to compressor Collect vapours Detect liquid in vapour Superheat the vapour Collect liquid refrigerant and prevent it from going to compressor Collect vapours ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a refrigerating machine, heat rejected is _________ heat absorbed. Equal to Greater than Less than None of these Equal to Greater than Less than None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning While designing the refrigeration system of an aircraft, the prime consideration is that the Mass of the refrigeration equipment is low Power per TR is low Mass of refrigerant circulated in the system is low System has high C.O.P. Mass of the refrigeration equipment is low Power per TR is low Mass of refrigerant circulated in the system is low System has high C.O.P. ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning On the pressure-enthalpy diagram, condensation and desuperheating is represented by a horizontal line because the process Takes place at constant pressure Takes place at constant temperature Takes place at constant entropy Involves no change in volume Takes place at constant pressure Takes place at constant temperature Takes place at constant entropy Involves no change in volume ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During heating and humidification, the final relative humidity of air None of the listed here Is lower than that of the entering air Is higher than that of the entering air Can be lower or higher than that of the entering air None of the listed here Is lower than that of the entering air Is higher than that of the entering air Can be lower or higher than that of the entering air ANSWER DOWNLOAD EXAMIANS APP
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