Refrigeration and Air Conditioning In a psychrometric chart, specific humidity (moisture content) lines are Horizontal and uniformly spaced Vertical and uniformly spaced Curved lines Horizontal and non-uniformly spaced Horizontal and uniformly spaced Vertical and uniformly spaced Curved lines Horizontal and non-uniformly spaced ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During dehumidification process, _________ remains constant. Specific humidity Dry bulb temperature Wet bulb temperature Relative humidity Specific humidity Dry bulb temperature Wet bulb temperature Relative humidity ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The thermostatic expansion valve operates on the changes in the Pressure in the evaporator Temperature of the evaporator Degree of superheat at exit from the evaporator None of these Pressure in the evaporator Temperature of the evaporator Degree of superheat at exit from the evaporator None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant has the maximum ozone depletion potential in the stratosphere? Ammonia Sulphur dioxide Fluorine Carbon dioxide Ammonia Sulphur dioxide Fluorine Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A vapour absorption refrigeration system Gives quiet operation Cools below 0°C Gives noisy operation Requires little power consumption Gives quiet operation Cools below 0°C Gives noisy operation Requires little power consumption 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 9: 1 1: 3 1: 1 1: 9 9: 1 1: 3 1: 1 1: 9 ANSWER DOWNLOAD EXAMIANS APP