Refrigeration and Air Conditioning The central air conditioning system has ___________ overall efficiency as compared to individual systems. Lower None of these Same Higher Lower None of these Same Higher ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The condensing pressure due to the presence of non-condensable gases, as compared to that actually required for condensing temperatures without non-condensable gases, Will be higher Will remain unaffected Will be lower May be higher or lower depending upon the nature of non-condensable gases Will be higher Will remain unaffected Will be lower May be higher or lower depending upon the nature of non-condensable gases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Accumulators should have adequate volume to store refrigerant charge at least 0.75 0.5 0.1 0.25 0.75 0.5 0.1 0.25 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: 9 9: 1 1: 3 1: 1 1: 9 9: 1 1: 3 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The pressure at the outlet of a refrigerant compressor is called Back pressure Critical pressure Discharge pressure Suction pressure Back pressure Critical pressure Discharge pressure Suction pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The vertical and uniformly spaced lines on a psychrometric chart indicates Wet bulb temperature Dew point temperature Dry bulb temperature Specific humidity Wet bulb temperature Dew point temperature Dry bulb temperature Specific humidity ANSWER DOWNLOAD EXAMIANS APP