Refrigeration and Air Conditioning The freezing point of R-12 is -86.6°C -107.7°C -95.2°C -135.8°C -86.6°C -107.7°C -95.2°C -135.8°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The index which correlates the combined effects of air temperature, relative humidity and air velocity on the human body, is known as Mean radiant temperature Effective temperature Dew point temperature None of the listed here Mean radiant temperature Effective temperature Dew point temperature None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For air conditioning the operation theater in a hospital, the percentage of outside air in the air supplied is 100 50 Zero 20 100 50 Zero 20 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Moisture should be removed from refrigerants to avoid Corrosion of steel plates All of these Freezing at the expansion valve Restriction to refrigerant flow Corrosion of steel plates All of these Freezing at the expansion valve Restriction to refrigerant flow ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Superheating in a refrigeration cycle O.P remains unaltered Decreases C.O.P Other factors decide C.O.P Increases C.O.P O.P remains unaltered Decreases C.O.P Other factors decide C.O.P Increases C.O.P ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following cycles uses air as the refrigerant? Ericson Carnot Bell Coleman Stirling Ericson Carnot Bell Coleman Stirling ANSWER DOWNLOAD EXAMIANS APP