Refrigeration and Air Conditioning The colour of the flame of halide torch, in case of leakage of Freon refrigerant, will change to Red Bright green Yellow Orange Red Bright green Yellow Orange ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Environmental protection agencies advice against the use of chlorofluorocarbon refrigerants since These react with water vapour and cause acid rain These react with ozone layer These react with oxygen and cause its depletion These react with plants and cause greenhouse effect These react with water vapour and cause acid rain These react with ozone layer These react with oxygen and cause its depletion These react with plants and cause greenhouse effect ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning An Electrolux refrigerator is called a ___ absorption system. Single fluid Three fluids None of the listed here Two fluids Single fluid Three fluids None of the listed here Two fluids 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 1 to 2 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 2 to 5 h.p. per ton of refrigeration 1 to 2 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 2 to 5 h.p. per ton of refrigeration ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a refrigeration system, heat absorbed in comparison to heat rejected is Less More for small capacity and less for high capacity Same More Less More for small capacity and less for high capacity Same More ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The condensing pressure due to the presence of non-condensable gases, as compared to that actually required for condensing temperatures without non-condensable gases, Will remain unaffected Will be higher May be higher or lower depending upon the nature of non-condensable gases Will be lower Will remain unaffected Will be higher May be higher or lower depending upon the nature of non-condensable gases Will be lower ANSWER DOWNLOAD EXAMIANS APP
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