Mass Transfer Selectivity of the solvent used in solvent extraction should be > 1 < 1 1 > 1 < 1 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ 1/P D ∝ 1/P0.5 D ∝ P0.5 D ∝ 1/P1.5 D ∝ 1/P D ∝ 1/P0.5 D ∝ P0.5 D ∝ 1/P1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Occurrence of 'case hardening' during drying of a high moisture solid cake __________ the drying rate. Exponentially increases Decreases Increases Does not affect Exponentially increases Decreases Increases Does not affect ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Separation of two volatile liquids by distillation makes use of their Relative volatility Solubility Density difference Selectivity Relative volatility Solubility Density difference Selectivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Bollman extractor Employs only counter-current extraction Is a static bed leaching equipment Is a centrifugal extractor Is used for extraction of oil from oilseed Employs only counter-current extraction Is a static bed leaching equipment Is a centrifugal extractor Is used for extraction of oil from oilseed ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The cooling effect in a cooling tower can not be increased by Lowering the barometric pressure Reducing the humidity of entering air None of these Increasing the air velocity over the wet surfaces Lowering the barometric pressure Reducing the humidity of entering air None of these Increasing the air velocity over the wet surfaces ANSWER DOWNLOAD EXAMIANS APP
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