Mass Transfer Boiling point diagram is Not affected by pressure A plot of temperature vs. vapour composition A plot of temperature vs. liquid composition Affected by pressure Not affected by pressure A plot of temperature vs. vapour composition A plot of temperature vs. liquid composition Affected by pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the leaching rate increases because of the Decreased viscosity of liquid None of the listed here Both Decreased viscosity of liquid & Increased diffusivity Increased diffusivity Decreased viscosity of liquid None of the listed here Both Decreased viscosity of liquid & Increased diffusivity Increased diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Overall efficiency of the distillation column is The ratio of number of actual plates to ideal plates Always more than the point efficiency Same as the Murphree efficiency The ratio of number of ideal plates to actual plates The ratio of number of actual plates to ideal plates Always more than the point efficiency Same as the Murphree efficiency The ratio of number of ideal plates to actual plates ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The Reynolds number of the liquid was increased 100 fold for a laminar falling film used for gas-liquid contacting. Assuming penetrating theory is applicable, the fold increase in the mass transfer co-efficient (Kc) for the same sytem is 10 100 1 5 10 100 1 5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is the most suitable for extraction in a system having very low density difference? Pulsed extractor Mixer-settler extractor Centrifugal extractor Packed extraction tower Pulsed extractor Mixer-settler extractor Centrifugal extractor Packed extraction tower ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Weeping in a distillation column 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 Results due to very low gas velocity Results due to very high gas velocity Provides large interfacial surface for mass transfer ANSWER DOWNLOAD EXAMIANS APP
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