Refrigeration and Air Conditioning Environmental protection agencies advice against the use of chlorofluorocarbon refrigerants since These react with oxygen and cause its depletion These react with ozone layer These react with plants and cause greenhouse effect These react with water vapour and cause acid rain These react with oxygen and cause its depletion These react with ozone layer These react with plants and cause greenhouse effect These react with water vapour and cause acid rain ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The dry bulb temperature during sensible heating of air Remains constant Decreases Increases None of these Remains constant Decreases Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The heat rejection factor (HRF) is given by 1 - C.O.P. 1 + (1/C.O.P) 1 - (1/C.O.P) 1 + C.O.P 1 - C.O.P. 1 + (1/C.O.P) 1 - (1/C.O.P) 1 + C.O.P ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During sensible heating of air _________ decreases. Dry bulb temperature Specific humidity Wet bulb temperature Relative humidity Dry bulb temperature Specific humidity Wet bulb temperature Relative humidity ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The relative humidity lines on a psychrometric chart are Horizontal and uniformly spaced Curved lines Vertical and uniformly spaced Horizontal and non-uniformly spaced Horizontal and uniformly spaced Curved lines Vertical and uniformly spaced Horizontal and non-uniformly spaced ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Dry bulb temperature is the temperature of air recorded by a thermometer, when The moisture present in it begins to condense Its bulb is surrounded by a wet cloth exposed to the air None of the listed here It is not affected by the moisture present in the air The moisture present in it begins to condense Its bulb is surrounded by a wet cloth exposed to the air None of the listed here It is not affected by the moisture present in the air ANSWER DOWNLOAD EXAMIANS APP
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