Refrigeration and Air Conditioning The temperature of ammonia after compression in a vapour compression system is 50 to 70°C 20 to 50°C 70 to 110°C None of these 50 to 70°C 20 to 50°C 70 to 110°C None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a vapour compression system, the condition of refrigerant before entering the expansion or throttle valve is Wet vapour High pressure saturated liquid Very wet vapour Dry vapour Wet vapour High pressure saturated liquid Very wet vapour Dry vapour ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The capacity of a domestic refrigerator is in the range of 5 to 7 TR 0.1 to 0.3 TR 3 to 5 TR 1 to 3 TR 5 to 7 TR 0.1 to 0.3 TR 3 to 5 TR 1 to 3 TR ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During a refrigeration cycle, heat is rejected by the refrigerant in a Compressor Evaporator Condenser Expansion valve Compressor Evaporator Condenser Expansion valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A vapour absorption refrigeration system Gives quiet operation Cools below 0°C Gives noisy operation Requires little power consumption Gives quiet operation Cools below 0°C Gives noisy operation Requires little power consumption ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The general rule for rating refrigeration systems (excepting for CO₂ system) is to approximate following h.p. per ton of refrigeration 0.1 to 0.5 h.p. per ton of refrigeration 0.5 to 0.8 h.p. per ton of refrigeration 1 to 2 h.p. per ton of refrigeration 2 to 5 h.p. per ton of refrigeration 0.1 to 0.5 h.p. per ton of refrigeration 0.5 to 0.8 h.p. per ton of refrigeration 1 to 2 h.p. per ton of refrigeration 2 to 5 h.p. per ton of refrigeration ANSWER DOWNLOAD EXAMIANS APP