Mass Transfer If a two phase system is in physical equilibrium; then it means that, the Total pressure throughout the liquid phase is equal to that throughout the vapor phase Temperature of the liquid phase is equal to that of the vapor phase All of these Escaping tendency of each component from the liquid phase to the vapor phase is exactly equal to that from vapor phase to liquid phase Total pressure throughout the liquid phase is equal to that throughout the vapor phase Temperature of the liquid phase is equal to that of the vapor phase All of these Escaping tendency of each component from the liquid phase to the vapor phase is exactly equal to that from vapor phase to liquid phase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In distillation column design, the McCabe-Thiele procedure is inadequate and a Ponchan-Savarit procedure is needed, when The latent heat of vaporisation of the more and less volatile components are greatly different Saturated feed is not used A total condenser is used An azeotrope forms The latent heat of vaporisation of the more and less volatile components are greatly different Saturated feed is not used A total condenser is used An azeotrope forms ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Chemisorption compared to physical absorption has Lower capacity of the solvent for the solute gas None of these Increased utilisation of stagnant zones of the liquid phase Lower adsorption rate Lower capacity of the solvent for the solute gas None of these Increased utilisation of stagnant zones of the liquid phase Lower adsorption rate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is the most suitable for extraction in a system having very low density difference? Pulsed extractor Centrifugal extractor Packed extraction tower Mixer-settler extractor Pulsed extractor Centrifugal extractor Packed extraction tower Mixer-settler extractor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Inside the distillation column, the Driving force for the vapour flow is the pressure drop None of these Pressure increases gradually from bottom to the top of the column Liquids are not always at their bubble points Driving force for the vapour flow is the pressure drop None of these Pressure increases gradually from bottom to the top of the column Liquids are not always at their bubble points ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative humidity is the ratio of the Partial pressure of the vapour to the vapour pressure of the liquid at gas temperature None of these Partial pressure of the vapour to the vapour pressure of the liquid at room temperature Actual humidity to saturation humidity Partial pressure of the vapour to the vapour pressure of the liquid at gas temperature None of these Partial pressure of the vapour to the vapour pressure of the liquid at room temperature Actual humidity to saturation humidity ANSWER DOWNLOAD EXAMIANS APP