Refrigeration and Air Conditioning The wet bulb temperature during sensible cooling of air Decreases Increases Remains constant None of these Decreases Increases Remains constant 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 has low operating pressures It is miscible with oil over large range of temperatures It gives higher coefficient of performance All of these It has low operating pressures It is miscible with oil over large range of temperatures ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The Freon group of refrigerants are Inorganic refrigerants Zoetrope refrigerants Halocarbon refrigerants Hydrocarbon refrigerants Inorganic refrigerants Zoetrope refrigerants Halocarbon refrigerants Hydrocarbon refrigerants ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The vapour pressure of refrigerant should be Equal to atmospheric pressure Higher than atmospheric pressure Could be anything Lower than atmospheric pressure Equal to atmospheric pressure Higher than atmospheric pressure Could be anything Lower than atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression cycle, the condition of refrigerant is very wet vapour After passing through the expansion or throttle valve After passing through the condenser Before entering the compressor Before passing through the condenser After passing through the expansion or throttle valve After passing through the condenser Before entering the compressor Before passing through the condenser ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Aqua ammonia is used as refrigerant in the following type of refrigeration system Indirect Absorption Direct Compression Indirect Absorption Direct Compression ANSWER DOWNLOAD EXAMIANS APP
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