Refrigeration and Air Conditioning The difference between dry bulb temperature and wet bulb temperature, is called Wet bulb depression Dry bulb depression Degree of saturation Dew point depression Wet bulb depression Dry bulb depression Degree of saturation Dew point depression 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 May be higher or lower depending upon the nature of non-condensable gases Will remain unaffected Will be lower Will be higher May be higher or lower depending upon the nature of non-condensable gases Will remain unaffected Will be lower ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In case of sensible cooling of air, the coil efficiency is given by 1 - B.P.F. 1/ B.P.F. 1 + B.P.F. P.F. - 1 1 - B.P.F. 1/ B.P.F. 1 + B.P.F. P.F. - 1 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant has the highest freezing point. Ammonia Sulphur dioxide Carbon dioxide R-12 Ammonia Sulphur dioxide Carbon dioxide R-12 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following is not a desirable property of a refrigerant? High risibility with oil Low boiling point Good electrical conductor Large latent heat High risibility with oil Low boiling point Good electrical conductor Large latent heat ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The reduced ambient air cooling system has One cooling turbine and one heat exchanger Two cooling turbines and two heat exchangers One cooling turbine and two heat exchangers Two cooling turbines and one heat exchanger One cooling turbine and one heat exchanger Two cooling turbines and two heat exchangers One cooling turbine and two heat exchangers Two cooling turbines and one heat exchanger ANSWER DOWNLOAD EXAMIANS APP