Refrigeration and Air Conditioning The wet bulb temperature during sensible heating of air None of these Increases Decreases Remains constant None of these Increases Decreases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then Bigger cabinet should be used Refrigerant with lower evaporation temperature should be used Smaller cabinet should be used Perfectly tight vapour seal should be used Bigger cabinet should be used Refrigerant with lower evaporation temperature should be used Smaller cabinet should be used Perfectly tight vapour seal should be used ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In chemical dehumidification process, Wet bulb temperature decreases All of these Dew point temperature decreases Dry bulb temperature increases Wet bulb temperature decreases All of these Dew point temperature decreases Dry bulb temperature increases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The condition of refrigerant as it leaves the compressor in a vapour compression system is Saturated liquid Wet vapour Dry saturated vapour Superheated vapour Saturated liquid Wet vapour Dry saturated vapour Superheated vapour ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning R-12 is generally preferred over R-22 in deep freezers since It is miscible with oil over large range of temperatures It gives higher coefficient of performance It has low operating pressures All of these It is miscible with oil over large range of temperatures It gives higher coefficient of performance It has low operating pressures All of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The bypass factor for a cooling coil Decreases with increase in velocity of air passing through it Increases with increase in velocity of air passing through it May increase or decrease with increase in velocity of air passing through it depending upon the condition of air entering Remains unchanged with increase in velocity of air passing through it Decreases with increase in velocity of air passing through it Increases with increase in velocity of air passing through it May increase or decrease with increase in velocity of air passing through it depending upon the condition of air entering Remains unchanged with increase in velocity of air passing through it ANSWER DOWNLOAD EXAMIANS APP
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