Mass Transfer In continuous distillation, the internal reflux ratio (Ri) and the external reflux ratio (Re) are related as Ri = Re/(1 - Re) Ri = Re Ri = Re/(1 + Re) Ri = (1 - Re)/Re Ri = Re/(1 - Re) Ri = Re Ri = Re/(1 + Re) Ri = (1 - Re)/Re ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Liquid diffusivity is of the order of __________ cm² /second. 10-5 to 10-6 0.1 > 1 0.01 10-5 to 10-6 0.1 > 1 0.01 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The Hatta number is important in Multicomponent distillation Binary distillation Gas absorption with chemical reaction Gas absorption without chemical reaction Multicomponent distillation Binary distillation Gas absorption with chemical reaction Gas absorption without chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the mutual solubility of two liquids Remains unchanged Decreases exponentially Increases Decreases Remains unchanged Decreases exponentially Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The cooling effect in a cooling tower can not be increased by Lowering the barometric pressure Reducing the humidity of entering air Increasing the air velocity over the wet surfaces None of these Lowering the barometric pressure Reducing the humidity of entering air Increasing the air velocity over the wet surfaces None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the Both A & B Neither A nor B Approach is 10°F Range is 15°F Both A & B Neither A nor B Approach is 10°F Range is 15°F ANSWER DOWNLOAD EXAMIANS APP
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