Mass Transfer If f = moles of vapour present per mole of feed, then the slope of feed line is (1 - f)/f - 1/f - (f - 1)/f - f/(1 - f) (1 - f)/f - 1/f - (f - 1)/f - f/(1 - f) 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 100 5 10 1 100 5 10 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of extraction in leaching (solid-liquid extraction system) Decreases Increases Increases Linearly Remains unaffected Decreases Increases Increases Linearly Remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unsaturated air (with dry bulb and wet bulb temperatures being 45°C and 25°C respectively) is passed through a water spray chamber maintained at 23°C. The air will be cooled and Humidified at constant wet bulb temperature Dehumidified None of these Humidified with wet bulb temperature decreasing Humidified at constant wet bulb temperature Dehumidified None of these Humidified with wet bulb temperature decreasing ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Wetted wall tower experiment determines the None of these Volumetric co-efficient Molal diffusivity Mass transfer co-efficient None of these Volumetric co-efficient Molal diffusivity Mass transfer co-efficient ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which is the controlling factor for a drum drier? Neither A nor B Both A & B Diffusion Heat transfer Neither A nor B Both A & B Diffusion Heat transfer ANSWER DOWNLOAD EXAMIANS APP