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 The freezing point of sulphur dioxide is -56.6°C -135.8°C -77.7°C -75.2°C -56.6°C -135.8°C -77.7°C -75.2°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The mass of water vapour present in __________ is called absolute humidity. 1 m3 of dry air 1 kg of dry air 1 m3 of water 1 kg of wet air 1 m3 of dry air 1 kg of dry air 1 m3 of water 1 kg of wet air ANSWER DOWNLOAD EXAMIANS APP
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 Cooling water is required for following equipment in ammonia absorption plant Condenser, absorber and separator (rectifier) Condenser Evaporator Absorber Condenser, absorber and separator (rectifier) Condenser Evaporator Absorber ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The difference between dry bulb temperature and dew point temperature, is called Degree of saturation Wet bulb depression Dry bulb depression Dew point depression Degree of saturation Wet bulb depression Dry bulb depression Dew point depression ANSWER DOWNLOAD EXAMIANS APP
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