Refrigeration and Air Conditioning During heating and humidification, the final relative humidity of air None of the listed here Can be lower or higher than that of the entering air Is lower than that of the entering air Is higher than that of the entering air None of the listed here Can be lower or higher than that of the entering air Is lower than that of the entering air Is higher than that of the entering air ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The C.O.P. of a heat pump working on a reversed Carnot cycle is T₂/(T₂ - T₁) (T₂ - T₁)/T₁ T₁/(T₂ - T₁) (T₁ - T₂)/T₁ T₂/(T₂ - T₁) (T₂ - T₁)/T₁ T₁/(T₂ - T₁) (T₁ - T₂)/T₁ ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The refrigerant after condensation process is cooled below the saturation temperature before throttling. Such a process is called Super-cooling Normal cooling None of the listed here Sub-cooling or under-cooling Super-cooling Normal cooling None of the listed here Sub-cooling or under-cooling ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a refrigeration system, heat absorbed in comparison to heat rejected is More Less More for small capacity and less for high capacity Same More Less More for small capacity and less for high capacity Same ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The Freon group of refrigerants are Inorganic refrigerants Halocarbon refrigerants Zoetrope refrigerants Hydrocarbon refrigerants Inorganic refrigerants Halocarbon refrigerants Zoetrope refrigerants Hydrocarbon refrigerants ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during heating and humidification process. Remains constant Decreases None of these Increases Remains constant Decreases None of these Increases ANSWER DOWNLOAD EXAMIANS APP
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