Refrigeration and Air Conditioning During heating and dehumidification process, dry bulb temperature Increases Decreases Remains constant None of these Increases Decreases Remains constant None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A bootstrap air cooling system has Two heat exchangers Three heat exchangers One heat exchanger Four heat exchangers Two heat exchangers Three heat exchangers One heat exchanger Four heat exchangers ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Carbon dioxide is Odourless All of the listed here Non-flammable Colourless Odourless All of the listed here Non-flammable Colourless 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 Increase Equalize Reduce None of these Increase Equalize Reduce ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning R-12 is generally preferred over R-22 in deep freezers since It has low operating pressures It gives higher coefficient of performance It is miscible with oil over large range of temperatures All of these It has low operating pressures It gives higher coefficient of performance It is miscible with oil over large range of temperatures All of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning At lower temperatures and pressures, the latent heat of vaporisation of a refrigerant decreases remains same depends on other factors increases decreases remains same depends on other factors increases ANSWER DOWNLOAD EXAMIANS APP