Refrigeration and Air Conditioning The thermostatic expansion valve operates on the changes in the Pressure in the evaporator None of these Temperature of the evaporator Degree of superheat at exit from the evaporator Pressure in the evaporator None of these Temperature of the evaporator Degree of superheat at exit from the evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The evaporator used in household refrigerators is Frosting evaporator None of these Defrosting evaporator Non-frosting evaporator Frosting evaporator None of these Defrosting evaporator Non-frosting evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The sub-cooling in a refrigeration cycle Does not alter C.O.P. Increases C.O.P. None of these Decreases C.O.P. Does not alter C.O.P. Increases C.O.P. None of these Decreases C.O.P. ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For unsaturated air, the dew point temperature is __________ wet bulb temperature. Less than Equal to None of these More than Less than Equal to None of these More than ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a vapour absorption refrigeration system, the compressor of the vapour compression system is replaced by Liquid pump Absorber, generator and liquid pump Absorber and generator Generator Liquid pump Absorber, generator and liquid pump Absorber and generator Generator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In actual air-conditioning applications for R-12 and R-22, and operating at a condenser temperature of 40° C and an evaporator temperature of 5° C, the heat rejection factor is about 1.25 2.15 1 5.12 1.25 2.15 1 5.12 ANSWER DOWNLOAD EXAMIANS APP
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