Refrigeration and Air Conditioning The relative coefficient of performance is Theoretical COP/actual COP Actual COP/theoretical COP None of these Actual COP × theoretical COP Theoretical COP/actual COP Actual COP/theoretical COP None of these Actual COP × theoretical COP ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The colour of the flame of halide torch, in case of leakage of Freon refrigerant, will change to Orange Yellow Red Bright green Orange Yellow Red Bright green ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Ammonia absorption refrigeration cycle requires Nearly same work input as for vapour compression cycle Zero work input Very little work input Maximum work input Nearly same work input as for vapour compression cycle Zero work input Very little work input Maximum work input ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Absorption system normally uses the following refrigerant CO2 Freon-11 Ammonia Freon-22 CO2 Freon-11 Ammonia Freon-22 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Air refrigeration cycle is used in Commercial refrigerators Air conditioning Domestic refrigerators Gas liquefaction Commercial refrigerators Air conditioning Domestic refrigerators Gas liquefaction ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The pressure at the outlet of a refrigerant compressor is called Discharge pressure Suction pressure Critical pressure Back pressure Discharge pressure Suction pressure Critical pressure Back pressure ANSWER DOWNLOAD EXAMIANS APP