Mass Transfer Cox chart, which is useful in the design of distillation column particularly for petroleum hydrocarbons, is a plot of (where, P = vapor pressure, T = temperature) P vs . log T Log P vs . T Log P vs. log T T vs . P P vs . log T Log P vs . T Log P vs. log T T vs . P ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer McCabe-Thiele method Uses weight fractions to express liquid and vapour composition Uses molal units for material and energy balance Can use any type of units Is more accurate than Ponchan-Savarit method Uses weight fractions to express liquid and vapour composition Uses molal units for material and energy balance Can use any type of units Is more accurate than Ponchan-Savarit method ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The recovery of pencillin from the acidified fermentation broth is done by Liquid extraction Absorption Evaporation Distillation Liquid extraction Absorption Evaporation Distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The binary diffusivity in gases and liquids vary respectively as T and T3/2 √T and T3/2 T3/2 and √T T3/2 and T T and T3/2 √T and T3/2 T3/2 and √T T3/2 and T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With decrease in the throughput (compared with the design capacity) for a bubble cap distillation column, its efficiency Remains same May increase or decrease ; depends on individual design Increases Decreases Remains same May increase or decrease ; depends on individual design Increases Decreases 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 5 1 10 100 5 1 10 100 ANSWER DOWNLOAD EXAMIANS APP