Refrigeration and Air Conditioning During sensible cooling, Relative humidity remains constant Partial pressure of vapour remains constant Wet bulb temperature increases Specific humidity increases Relative humidity remains constant Partial pressure of vapour remains constant Wet bulb temperature increases Specific humidity increases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Dry bulb temperature is the temperature of air recorded by a thermometer, when 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 The moisture present in it begins to condense ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Mass flow ratio of NH₃ in comparison to Freon-12 for same refrigeration load and same temperature limits is of the order of 1: 1 1: 3 1: 9 9: 1 1: 1 1: 3 1: 9 9: 1 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The reduced ambient air cooling system has One cooling turbine and one heat exchanger Two cooling turbines and two heat exchangers Two cooling turbines and one heat exchanger One cooling turbine and two heat exchangers One cooling turbine and one heat exchanger Two cooling turbines and two heat exchangers Two cooling turbines and one heat exchanger One cooling turbine and two heat exchangers ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The leakage in a refrigeration system using ammonia is detected by All of these Soap and water Sulphur sticks Halide torch All of these Soap and water Sulphur sticks Halide torch ANSWER DOWNLOAD EXAMIANS APP
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 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 These react with water vapour and cause acid rain These react with ozone layer ANSWER DOWNLOAD EXAMIANS APP
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