Mass Transfer __________ is used as an 'entrainer' for the separation of acetic acid-water mixture by distillation. Benzol Butyl acetate Hexane Furfural Benzol Butyl acetate Hexane Furfural ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate efficiency Increases due to weeping and dumping of liquid Is a function of the mass transfer between liquid and vapour Increases due to liquid entrainment Increases due to foaming Increases due to weeping and dumping of liquid Is a function of the mass transfer between liquid and vapour Increases due to liquid entrainment Increases due to foaming ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When a multistage tray tower uses a minimum reflux ratio, it implies Infinite trays and maximum reboiler heat load Minimum trays and maximum reboiler heat load Infinite trays and minimum reboiler heat load Minimum trays and minimum reboiler heat load Infinite trays and maximum reboiler heat load Minimum trays and maximum reboiler heat load Infinite trays and minimum reboiler heat load Minimum trays and minimum reboiler heat load ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of physical adsorption, the difference between heat of adsorption and heat of normal condensation is Equal to the heat of wetting Equal to the heat of formation of surface compound Called integral heat of adsorption Zero Equal to the heat of wetting Equal to the heat of formation of surface compound Called integral heat of adsorption Zero ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Can the efficiency of a plate in the distillation tower be greater than 100%? Yes ; if the reflux ratio is maximum Normally not; but is possible if infinite number of plates are put Never Yes Yes ; if the reflux ratio is maximum Normally not; but is possible if infinite number of plates are put Never Yes ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer McCabe-Thiele method of binary distillation does not assume that the Sensible heat changes are negligible compared with latent heat changes None of these Heat of mixing is negligible Molar latent heats of all components are equal Sensible heat changes are negligible compared with latent heat changes None of these Heat of mixing is negligible Molar latent heats of all components are equal ANSWER DOWNLOAD EXAMIANS APP