Refrigeration and Air Conditioning In aircraft, air refrigeration Cycle is used because of Low temperature at high altitudes Low weight per tonne of refrigeration High heat transfer rate Higher coefficient of performance Low temperature at high altitudes Low weight per tonne of refrigeration High heat transfer rate Higher coefficient of performance ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Presence of moisture in a refrigerant affects the working of Evaporator Compressor Expansion valve Condenser Evaporator Compressor Expansion valve Condenser ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Highest pressure encountered in a refrigeration system should be Critical pressure of refrigerant Much below critical pressure Much above critical pressure Near critical pressure Critical pressure of refrigerant Much below critical pressure Much above critical pressure Near critical pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During heating and humidification, the final relative humidity of air Can be lower or higher than that of the entering air Is lower than that of the entering air None of the listed here Is higher than that of the entering air Can be lower or higher than that of the entering air Is lower than that of the entering air None of the listed here Is higher than that of the entering air ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The ratio of actual mass of water vapour in a given volume of moist air to the mass of water vapour in the same volume of saturated air at the same temperature and pressure, is called Relative humidity Humidity ratio Degree of saturation Absolute humidity Relative humidity Humidity ratio Degree of saturation Absolute humidity ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Most air cooled condensers are designed to operate with a temperature difference of 8°C 22°C 14°C 5°C 8°C 22°C 14°C 5°C ANSWER DOWNLOAD EXAMIANS APP
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