Mass Transfer The cooling effect in a cooling tower can not be increased by Reducing the humidity of entering air Increasing the air velocity over the wet surfaces Lowering the barometric pressure None of these Reducing the humidity of entering air Increasing the air velocity over the wet surfaces Lowering the barometric pressure None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flash distillation is Used for multicomponent systems like crude refining Most useful for handling binary systems Same as simple distillation Same as differential distillation Used for multicomponent systems like crude refining Most useful for handling binary systems Same as simple distillation Same as differential distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer __________ is used as an 'entrainer' for the separation of acetic acid-water mixture by distillation. Hexane Benzol Furfural Butyl acetate Hexane Benzol Furfural Butyl acetate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The most common packing used in industrial operations is __________ rings. Cross-partition Single spiral Raschig Lessing Cross-partition Single spiral Raschig Lessing ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In physical terms, Schmidt number means Mass diffusivity/thermal diffusivity Thermal diffusivity/momentum diffusivity Momentum diffusivity/mass diffusivity Thermal diffusivity/mass diffusivity Mass diffusivity/thermal diffusivity Thermal diffusivity/momentum diffusivity Momentum diffusivity/mass diffusivity Thermal diffusivity/mass diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Weeping in a distillation column Results due to very low gas velocity Results due to very high gas velocity Provides large interfacial surface for mass transfer Increases tray efficiency Results due to very low gas velocity Results due to very high gas velocity Provides large interfacial surface for mass transfer Increases tray efficiency ANSWER DOWNLOAD EXAMIANS APP
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