Refrigeration and Air Conditioning Superheating in a refrigeration cycle Increases C.O.P Decreases C.O.P Other factors decide C.O.P O.P remains unaltered Increases C.O.P Decreases C.O.P Other factors decide C.O.P O.P remains unaltered ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A standard ice point temperature corresponds to the temperature of Mixture of ice and water under equilibrium conditions Solid and dry ice Ice at 4°C Water at 0°C Mixture of ice and water under equilibrium conditions Solid and dry ice Ice at 4°C Water at 0°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Hydrogen is used in Electrolux refrigeration system so as to _________ the rate of evaporation of the liquid ammonia passing through the evaporator. None of these Equalize Reduce Increase None of these Equalize Reduce Increase ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The vapour pressure of refrigerant should be 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 Equal to atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During cooling and dehumidification, dry bulb temperature Decreases Remains constant None of these Increases Decreases Remains constant None of these Increases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In Electrolux refrigerator Ammonia evaporates in hydrogen Ammonia is absorbed in hydrogen Hydrogen evaporates in ammonia Ammonia is absorbed in water Ammonia evaporates in hydrogen Ammonia is absorbed in hydrogen Hydrogen evaporates in ammonia Ammonia is absorbed in water ANSWER DOWNLOAD EXAMIANS APP
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