Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ 1/P0.5 D ∝ 1/P1.5 D ∝ P0.5 D ∝ 1/P D ∝ 1/P0.5 D ∝ 1/P1.5 D ∝ P0.5 D ∝ 1/P ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Steady state temperature reached by a small amount of liquid evaporating into a large amount of unsaturated vapour-gas mixture is called the __________ temperature. Adiabatic saturation Wet-bulb Dry-bulb Dew point Adiabatic saturation Wet-bulb Dry-bulb Dew point ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Inside the distillation columns, the Vapors are not always at their dew points All of these Highest temperatures is near the feed plate Driving force for the liquid flow is its weight Vapors are not always at their dew points All of these Highest temperatures is near the feed plate Driving force for the liquid flow is its weight ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The rate of mass transfer is not dependent upon the Both A & B None of these Interfacial surface exposed between the phases Degree of dispersion of one fluid in the other Both A & B None of these Interfacial surface exposed between the phases Degree of dispersion of one fluid in the other ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the leaching rate increases due to Increased diffusivity Decreased liquid viscosity Both A & B Neither A nor B Increased diffusivity Decreased liquid viscosity Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a binary distillation column, if the feed contains 40 mole % vapour, the q line will have a slope of 0.6 -0.6 -1.5 1.5 0.6 -0.6 -1.5 1.5 ANSWER DOWNLOAD EXAMIANS APP
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