Mass Transfer Weeping in a distillation column Provides large interfacial surface for mass transfer Results due to very high gas velocity Increases tray efficiency Results due to very low gas velocity Provides large interfacial surface for mass transfer Results due to very high gas velocity Increases tray efficiency Results due to very low gas velocity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At what percentage (by volume) of alcohol composition, it forms an azeotrope with water? 99 95 91.5 90 99 95 91.5 90 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Dry bulb temperature of the gas is __________ the wet bulb temperature. None of these Equal to Less than More than None of these Equal to Less than More than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer __________ equation applies to diffusivities in liquids. None of these Gilliland Hirschfelder Wilke and Chang None of these Gilliland Hirschfelder Wilke and Chang ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When a multistage tray tower uses a minimum reflux ratio, it implies Infinite trays and minimum reboiler heat load Minimum trays and minimum reboiler heat load Minimum trays and maximum reboiler heat load Infinite trays and maximum reboiler heat load Infinite trays and minimum reboiler heat load Minimum trays and minimum reboiler heat load Minimum trays and maximum reboiler heat load Infinite trays and maximum reboiler heat load ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following processes is followed by unsaturated air (with dry bulb temperature 12°C and relative humidity 47%) passing through water spray washer (temperature of water being constant at 40°C? Humidification only Both heating and humidification Heating only Evaporative cooling Humidification only Both heating and humidification Heating only Evaporative cooling ANSWER DOWNLOAD EXAMIANS APP