Refrigeration and Air Conditioning The mass of water vapour present in __________ is called absolute humidity. 1 m3 of water 1 kg of dry air 1 kg of wet air 1 m3 of dry air 1 m3 of water 1 kg of dry air 1 kg of wet air 1 m3 of dry air ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning One of the purposes of sub cooling the liquid refrigerant is to Reduce compressor discharge temperature Increase cooling effect Reduce compressor overheating Ensure that only liquid and not the vapour enters the expansion (throttling) valve Reduce compressor discharge temperature Increase cooling effect Reduce compressor overheating Ensure that only liquid and not the vapour enters the expansion (throttling) valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The material of pipe lines for a system using Freon as a refrigerant should be Aluminium Copper Steel Brass Aluminium Copper Steel Brass ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Air refrigeration operates on Carnot cycle Brayton cycle Reversed Carnot cycle Rankine’s cycle Carnot cycle Brayton cycle Reversed Carnot cycle Rankine’s cycle ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The vertical and uniformly spaced lines on a psychrometric chart indicates Specific humidity Wet bulb temperature Dry bulb temperature Dew point temperature Specific humidity Wet bulb temperature Dry bulb temperature Dew point temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a refrigerating machine, heat rejected is _________ heat absorbed. Equal to Greater than Less than None of these Equal to Greater than Less than None of these ANSWER DOWNLOAD EXAMIANS APP