Refrigeration and Air Conditioning The conditioned air supplied to the room must have the capacity to take up Room sensible heat load only None of the listed here Both room sensible heat and latent heat loads Room latent heat load only Room sensible heat load only None of the listed here Both room sensible heat and latent heat loads Room latent heat load only ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a saturated air-water vapour mixture, the Dry bulb temperature is higher than wet bulb temperature Dry bulb temperature is higher than dew point temperature Dry bulb, wet bulb and dew point temperature are same Dew point temperature is lower than wet bulb temperature Dry bulb temperature is higher than wet bulb temperature Dry bulb temperature is higher than dew point temperature Dry bulb, wet bulb and dew point temperature are same Dew point temperature is lower than wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The relative coefficient of performance is equal to None of these (Actual C.O.P.) × (Theoretical C.O.P.) (Actual C.O.P.) /(Theoretical C.O.P.) (Theoretical C.O.P.)/ (Actual C.O.P.) None of these (Actual C.O.P.) × (Theoretical C.O.P.) (Actual C.O.P.) /(Theoretical C.O.P.) (Theoretical C.O.P.)/ (Actual C.O.P.) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The C.O.P. of a refrigeration cycle with lowering of condenser temperature, keeping the evaporator temperature constant, will Remain unaffected Increase May increase or decrease depending on the type of refrigerant used Decrease Remain unaffected Increase May increase or decrease depending on the type of refrigerant used Decrease ANSWER DOWNLOAD EXAMIANS APP
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 Cooling and humidification Dehumidification Dehumidification and pure sensible cooling Cooling and dehumidification Cooling and humidification Dehumidification Dehumidification and pure sensible cooling Cooling and dehumidification ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Allowable pressure on high pressure side or ammonia absorption system is of the order of Atmospheric pressure Slightly above atmospheric pressure 24 bars 56 bars Atmospheric pressure Slightly above atmospheric pressure 24 bars 56 bars ANSWER DOWNLOAD EXAMIANS APP
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