Mass Transfer For a fixed number of ideal stages in a distillation column, as the reflux ratio is increased, the difference in composition between the top and bottom product streams Increases Passes through a maximum Remains unaffected Decreases Increases Passes through a maximum Remains unaffected Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For which of the following unit operations, Lewis number is of significance? Adsorption Binary distillation Humidification Gas absorption Adsorption Binary distillation Humidification Gas absorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The drying time between fixed moisture content within diffusion controlled 'falling rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid ) √T T² T³ T √T T² T³ T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the overall efficiency and Murphree plate efficiency are equal, then both the equilibrium and operating lines are Neither A nor B Parallel Both A & B Straight Neither A nor B Parallel Both A & B Straight ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Separation of two volatile liquids by distillation makes use of their Relative volatility Density difference Selectivity Solubility Relative volatility Density difference Selectivity Solubility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Deairation (removal of O₂) of water is done by Ion-exchange Adsorption Rectification Absorption Ion-exchange Adsorption Rectification Absorption ANSWER DOWNLOAD EXAMIANS APP
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