Refrigeration and Air Conditioning A refrigerant with the highest critical pressure is R-22 Ammonia R-12 R-11 R-22 Ammonia R-12 R-11 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a pressure enthalpy chart, the space to the left of the saturated liquid line represents Wet vapour region Sub-cooled liquid region None of the listed here Superheated vapour region Wet vapour region Sub-cooled liquid region None of the listed here Superheated vapour region ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during heating and humidification process. Increases Remains constant None of these Decreases Increases Remains constant None of these Decreases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The material of pipe lines for a system using Freon as a refrigerant should be Aluminium Copper Brass Steel Aluminium Copper Brass Steel ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The unit of thermal diffusivity is m²/h m²/hK m/h m/hK m²/h m²/hK m/h m/hK ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The sub-cooling in a refrigeration cycle Increases C.O.P. Does not alter C.O.P. Decreases C.O.P. None of these Increases C.O.P. Does not alter C.O.P. Decreases C.O.P. None of these ANSWER DOWNLOAD EXAMIANS APP
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