Refrigeration and Air Conditioning In actual air-conditioning applications for R-12 and R-22, and operating at a condenser temperature of 40° C and an evaporator temperature of 5° C, the heat rejection factor is about 5.12 1 1.25 2.15 5.12 1 1.25 2.15 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The conditioned air supplied to the room must have the capacity to take up Room latent heat load only Both room sensible heat and latent heat loads Room sensible heat load only None of the listed here Room latent heat load only Both room sensible heat and latent heat loads Room sensible heat load only None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For unsaturated air, the dew point temperature is __________ wet bulb temperature. More than Less than Equal to None of these More than Less than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning R-12 is generally preferred over R-22 in deep freezers since It gives higher coefficient of performance All of these It is miscible with oil over large range of temperatures It has low operating pressures It gives higher coefficient of performance All of these It is miscible with oil over large range of temperatures It has low operating pressures ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A refrigerant compressor is used to Raise the pressure of the refrigerant Circulate the refrigerant through the refrigerating system Raise the temperature of the refrigerant All of these Raise the pressure of the refrigerant Circulate the refrigerant through the refrigerating system Raise the temperature of the refrigerant All of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The central air conditioning system has ___________ overall efficiency as compared to individual systems. Lower None of these Same Higher Lower None of these Same Higher ANSWER DOWNLOAD EXAMIANS APP
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