Refrigeration and Air Conditioning The comfort conditions in air conditioning are at (where DBT = Dry bulb temperature, and RH = Relative humidity) 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 22°C DBT and 60% RH 25°C DBT and 100% RH ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The power per tonne of refrigeration is 3.5/C.O.P. None of these 3.5 × C.O.P. O.P/3.5 3.5/C.O.P. None of these 3.5 × C.O.P. O.P/3.5 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerants has lowest freezing point? Freon-12 CO2 Freon-22 NH3 Freon-12 CO2 Freon-22 NH3 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A standard ice point temperature corresponds to the temperature of Mixture of ice and water under equilibrium conditions Water at 0°C Ice at 4°C Solid and dry ice Mixture of ice and water under equilibrium conditions Water at 0°C Ice at 4°C Solid and dry ice ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The vapour compression refrigerator employs the following cycle Carnot Reversed Carnot Rankine Reversed Rankine Carnot Reversed Carnot Rankine Reversed Rankine ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during cooling and dehumidification Increases Decreases Remains constant None of these Increases Decreases Remains constant None of these ANSWER DOWNLOAD EXAMIANS APP
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