Refrigeration and Air Conditioning The heat rejection factor (HRF) is given by 1 + (1/C.O.P) 1 - C.O.P. 1 + C.O.P 1 - (1/C.O.P) 1 + (1/C.O.P) 1 - C.O.P. 1 + C.O.P 1 - (1/C.O.P) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Air refrigerator works on Reversed Carnot cycle None of these Bell Coleman cycle Both (A) and (B) Reversed Carnot cycle None of these Bell Coleman cycle Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During sensible cooling, Partial pressure of vapour remains constant Wet bulb temperature increases Specific humidity increases Relative humidity remains constant Partial pressure of vapour remains constant Wet bulb temperature increases Specific humidity increases Relative humidity remains constant ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Moisture should be removed from refrigerants to avoid All of these Corrosion of steel plates Restriction to refrigerant flow Freezing at the expansion valve All of these Corrosion of steel plates Restriction to refrigerant flow Freezing at the expansion valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Formation of frost on evaporator in refrigerator Is immaterial Can be avoided by proper design Results in loss of heat due to poor heat transfer Increases heat transfer rate Is immaterial Can be avoided by proper design Results in loss of heat due to poor heat transfer Increases heat transfer rate ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a vapour absorption refrigeration system, the compressor of the vapour compression system is replaced by Absorber, generator and liquid pump Liquid pump Generator Absorber and generator Absorber, generator and liquid pump Liquid pump Generator Absorber and generator ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS