Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ P0.5 D ∝ 1/P0.5 D ∝ 1/P1.5 D ∝ 1/P D ∝ P0.5 D ∝ 1/P0.5 D ∝ 1/P1.5 D ∝ 1/P ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Batch tray dryers suffers from the disadvantage of High labour cost & low heat economy Non-uniform & low production rate All of the listed here High maintenance cost High labour cost & low heat economy Non-uniform & low production rate All of the listed here High maintenance cost ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The value of L/mG ratio for economical absorption operation ranges from 2.5 to 3.5 0.8 to 1.2 1.25 to 2.0 0.5 to 0.8 2.5 to 3.5 0.8 to 1.2 1.25 to 2.0 0.5 to 0.8 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In which of the following unit operations, the selectivity is an important parameter? None of these Absorption Solvent extraction Distillation None of these Absorption Solvent extraction Distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Lewis number (Le) is Sh x Pr Sc x Pr St x Sh Pr x St Sh x Pr Sc x Pr St x Sh Pr x St ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Steam distillation is used to separate Azeotropes High boiling substances from nonvolatile impurities Mixtures of low relative volatility Heat sensitive materials Azeotropes High boiling substances from nonvolatile impurities Mixtures of low relative volatility Heat sensitive materials ANSWER DOWNLOAD EXAMIANS APP
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