Refrigeration and Air Conditioning The horizontal and non-uniformly spaced lines on a psychrometric chart indicates Wet bulb temperature Dry bulb temperature Specific humidity Dew point temperature Wet bulb temperature Dry bulb temperature Specific humidity Dew point temperature 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 It is not affected by the moisture present in the air None of the listed here The moisture present in it begins to condense Its bulb is surrounded by a wet cloth exposed to the air It is not affected by the moisture present in the air None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant is highly toxic and flammable? Carbon dioxide R-12 Ammonia Sulphur dioxide Carbon dioxide R-12 Ammonia Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning One of the purposes of sub cooling the liquid refrigerant is to Ensure that only liquid and not the vapour enters the expansion (throttling) valve Reduce compressor overheating Reduce compressor discharge temperature Increase cooling effect Ensure that only liquid and not the vapour enters the expansion (throttling) valve Reduce compressor overheating Reduce compressor discharge temperature Increase cooling effect ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Where does the lowest temperature occur in a vapour compression cycle? Compressor Condenser Expansion valve Evaporator Compressor Condenser Expansion valve Evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Reducing suction pressure in refrigeration cycle Increases power required per ton of refrigeration All of these Lowers evaporation temperature Lowers compressor capacity because vapour is lighter Increases power required per ton of refrigeration All of these Lowers evaporation temperature Lowers compressor capacity because vapour is lighter ANSWER DOWNLOAD EXAMIANS APP
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