Refrigeration and Air Conditioning It is desired to condition the outside air from 70% relative humidity and 45° C dry bulb temperature to 50% relative humidity and 25° C dry bulb temperature (room condition). The practical arrangement will be Dehumidification and pure sensible cooling Cooling and dehumidification Dehumidification Cooling and humidification Dehumidification and pure sensible cooling Cooling and dehumidification Dehumidification Cooling and humidification ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The boiling point of ammonia is -10.5°C -30°C -33.3°C -77.7°C -10.5°C -30°C -33.3°C -77.7°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during heating and humidification process. None of these Increases Remains constant Decreases None of these Increases Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For better C.O.P of refrigerator, the pressure range corresponding to temperature in evaporator and condenser must be Equal Anything High Small Equal Anything High Small ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A mixture of dry air and water vapour, when the air has diffused the maximum amount of water vapour into it, is called Moist air Saturated air Dry air Specific humidity Moist air Saturated air Dry air Specific humidity ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The process, generally used in summer air conditioning to cool and dehumidify the air, is called Heating and humidification Dehumidification Cooling and dehumidification Humidification Heating and humidification Dehumidification Cooling and dehumidification Humidification ANSWER DOWNLOAD EXAMIANS APP