Mass Transfer With increase in gas rate, the number of transfer units, NtoG, for a fixed degree of absorption by a fixed amount of solvent Decreases linearly Remains unaffected Decreases Increases Decreases linearly Remains unaffected Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the flow of gases through a capillary, with increase in temperature, the permeability __________ as per Knudsen law. Decreases Remains same Either A or B; depends on the gas Increases Decreases Remains same Either A or B; depends on the gas Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pick out the system with maximum boiling azeotrope at 1 atm. Ethyl alcohol-water Acetone chloroform None of these Benzene-ethyl alcohol Ethyl alcohol-water Acetone chloroform None of these Benzene-ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For water-ethanol system, the minimum reflux ratio Cannot be computed Is computed from the intercept of the operating line Is computed from the slope of the upper operating line that is tangent to the equilibrium curve Is the optimum reflux ratio Cannot be computed Is computed from the intercept of the operating line Is computed from the slope of the upper operating line that is tangent to the equilibrium curve Is the optimum reflux ratio ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. > 10 1 5 to 10 1 to 5 > 10 1 5 to 10 1 to 5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Critical humidity of a solid salt means the humidity Both A and B Below which it will always stay dry Above which it will always become damp Above Which it will always become dry and below which it will always stay damp Both A and B Below which it will always stay dry Above which it will always become damp Above Which it will always become dry and below which it will always stay damp ANSWER DOWNLOAD EXAMIANS APP
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