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 5.12 1.25 1 2.15 5.12 1.25 1 2.15 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning If the evaporator temperature of a plant is lowered, keeping the condenser temperature constant, the h.p. of compressor required will be More/less depending on rating Same Less More More/less depending on rating Same Less More ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The thermostatic expansion valve is used in ________ type of evaporators. None of these Flooded DX coil Dry None of these Flooded DX coil Dry ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During heating and humidification, the final relative humidity of 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 Is lower than that of the entering air None of the listed here Can be lower or higher than that of the entering air ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during cooling and dehumidification Decreases Increases None of these Remains constant Decreases Increases None of these Remains constant ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning If a gas is to be liquefied, its temperature must be Reduced to a value below its critical temperature None of these Equal to critical temperature Increased to a value above its critical temperature Reduced to a value below its critical temperature None of these Equal to critical temperature Increased to a value above its critical temperature ANSWER DOWNLOAD EXAMIANS APP
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