Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ 1/P0.5 D ∝ 1/P D ∝ 1/P1.5 D ∝ P0.5 D ∝ 1/P0.5 D ∝ 1/P D ∝ 1/P1.5 D ∝ P0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A coalescer in a mixer-settler liquid-liquid extraction coloumn Comprises of thin bed of substances of extended surface having high porosity All of these Helps in increasing the settling rate of the bubbles Helps in increasing the bubble size entering the settler Comprises of thin bed of substances of extended surface having high porosity All of these Helps in increasing the settling rate of the bubbles Helps in increasing the bubble size entering the settler ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If f is defined as above, then which of the following applies to a feed at dew point? F < 1 F = 1 0 < f < 1 F > 1 F < 1 F = 1 0 < f < 1 F > 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Steam distillation is used to separate Heat sensitive materials Mixtures of low relative volatility Azeotropes High boiling substances from nonvolatile impurities Heat sensitive materials Mixtures of low relative volatility Azeotropes High boiling substances from nonvolatile impurities ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient is defined as Co-efficient = Flux/concentration difference Flux = Co-efficient/concentration difference Flux=concentration difference/co-effi-cient None of the listed here Co-efficient = Flux/concentration difference Flux = Co-efficient/concentration difference Flux=concentration difference/co-effi-cient None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Boiling point diagram is Affected by pressure A plot of temperature vs. vapour composition Not affected by pressure A plot of temperature vs. liquid composition Affected by pressure A plot of temperature vs. vapour composition Not affected by pressure A plot of temperature vs. liquid composition ANSWER DOWNLOAD EXAMIANS APP
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