Refrigeration and Air Conditioning Mass flow ratio of NH₃ in comparison to Freon-12 for same refrigeration load and same temperature limits is of the order of 1: 3 9: 1 1: 9 1: 1 1: 3 9: 1 1: 9 1: 1 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During heating and humidification, the final relative humidity of air Is lower than that of the entering air None of the listed here Can be lower or higher than that of the entering air Is higher than that of the entering air Is lower than that of the entering air None of the listed here Can be lower or higher than that of the entering air Is higher than that of the entering air 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 2.15 5.12 1.25 1 2.15 5.12 1.25 1 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance of a domestic refrigerator is ________ as compared to a domestic air-conditioner. More Less Same None of these More Less Same None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression cycle using NH₃ as refrigerant, initial charge is filled at Delivery of compressor Suction of compressor Low pressure side near receiver High pressure side close to receiver Delivery of compressor Suction of compressor Low pressure side near receiver High pressure side close to receiver 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 Absorber and generator Generator Absorber, generator and liquid pump Liquid pump Absorber and generator Generator ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS