Mass Transfer Which of the following liquid-vapor contacting devices provides maximum contact surface area for a particular duty? Bubble cap column Sieve plate column Wetted wall column Randomly packed column Bubble cap column Sieve plate column Wetted wall column Randomly packed column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In distillation columns, the number of bubble caps per tray primarily depends upon the Allowable liquid velocity Allowable gas velocity Feed composition Allowable gas and liquid velocities Allowable liquid velocity Allowable gas velocity Feed composition Allowable gas and liquid velocities ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At what percentage (by volume) of alcohol composition, it forms an azeotrope with water? 95 99 91.5 90 95 99 91.5 90 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following operations does not involve leaching? Removing nicotine from its water solution by kerosene Dissolving gold from ores Dissolving sugar from the cells of the beet Dissolving pharmaceutical products from bark or roots Removing nicotine from its water solution by kerosene Dissolving gold from ores Dissolving sugar from the cells of the beet Dissolving pharmaceutical products from bark or roots 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 1 5 100 10 1 5 100 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Decoction refers to the use of solvent At ambient temperature At its boiling point None of these In its vapor form At ambient temperature At its boiling point None of these In its vapor form ANSWER DOWNLOAD EXAMIANS APP
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