Refrigeration and Air Conditioning When the lower temperature of a refrigerating machine is fixed, then the coefficient of performance can be improved by Raising the higher temperature Lowering the higher temperature Operating the machine at higher speeds Operating the machine at lower speeds Raising the higher temperature Lowering the higher temperature Operating the machine at higher speeds Operating the machine at lower speeds ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In chemical dehumidification process, Wet bulb temperature decreases Dew point temperature decreases All of these Dry bulb temperature increases Wet bulb temperature decreases Dew point temperature decreases All of these Dry bulb temperature increases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during humidification process Increases None of these Remains constant Decreases Increases None of these Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The dry bulb temperature during sensible heating of air Increases None of these Remains constant Decreases Increases None of these Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Presence of moisture in a refrigerant affects the working of Compressor Evaporator Condenser Expansion valve Compressor Evaporator Condenser Expansion valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The freezing point of sulphur dioxide is -75.2°C -135.8°C -56.6°C -77.7°C -75.2°C -135.8°C -56.6°C -77.7°C ANSWER DOWNLOAD EXAMIANS APP
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