Mass Transfer According to the film theory of mass transfer, the mass transfer co-efficient is proportional to (where, D = molecular diffusivity) 1/D D D2 D0.5 1/D D D2 D0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In batch distillation with constant reflux, overhead product composition __________ with time. Increases May increase on decrease, depends on the system Decreases Does not vary Increases May increase on decrease, depends on the system Decreases Does not vary ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Boiling point diagram is not affected by the ambient Pressure Temperature Humidity Both B and C Pressure Temperature Humidity Both B and C ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The most common packing used in industrial operations is __________ rings. Lessing Cross-partition Single spiral Raschig Lessing Cross-partition Single spiral Raschig ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of extraction in leaching (solid-liquid extraction system) Increases Linearly Increases Remains unaffected Decreases Increases Linearly Increases Remains unaffected Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a moderately sized packed absorption tower, channeling (which is most severe with stacked packings) can be minimised by taking the ratio of tower diameter to packing diameter < 8 : 1 > 8:1 > 4 :1 < 6:1 < 8 : 1 > 8:1 > 4 :1 < 6:1 ANSWER DOWNLOAD EXAMIANS APP