Refrigeration and Air Conditioning Which of the following refrigerant has the maximum ozone depletion potential in the stratosphere? Sulphur dioxide Fluorine Carbon dioxide Ammonia Sulphur dioxide Fluorine Carbon dioxide Ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A bootstrap air cooling system has Three heat exchangers One heat exchanger Four heat exchangers Two heat exchangers Three heat exchangers One heat exchanger Four heat exchangers Two heat exchangers ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The refrigerant for a refrigerator should have High total heat High sensible heat High latent heat Low latent heat High total heat High sensible heat High latent heat Low latent heat ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a bootstrap air evaporative cooling system, the evaporator is provided Between the combustion chamber and the first heat exchanger Between the secondary compressor and the second heat exchanger Between the second heat exchanger and the cooling turbine Between the first heat exchanger and the secondary compressor Between the combustion chamber and the first heat exchanger Between the secondary compressor and the second heat exchanger Between the second heat exchanger and the cooling turbine Between the first heat exchanger and the secondary compressor ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The total pressure exerted by the mixture of air and water vapour is equal to the sum of pressures which each constituent would exert, if it occupied the same space by itself. This statement is called Newton's law of gases Kinetic theory of gases Avogadro's hypothesis Dalton's law of partial pressures Newton's law of gases Kinetic theory of gases Avogadro's hypothesis Dalton's law of partial pressures ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The comfort conditions in air conditioning are at (where DBT = Dry bulb temperature, and RH = Relative humidity) 22°C DBT and 60% RH 25°C DBT and 100% RH 25°C DBT and 40% RH 20°C DBT and 80% RH 22°C DBT and 60% RH 25°C DBT and 100% RH 25°C DBT and 40% RH 20°C DBT and 80% RH ANSWER DOWNLOAD EXAMIANS APP