Mass Transfer Weeping in a distillation column Provides large interfacial surface for mass transfer Results due to very high gas velocity Increases tray efficiency Results due to very low gas velocity Provides large interfacial surface for mass transfer Results due to very high gas velocity Increases tray efficiency Results due to very low gas velocity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The Hatta number is important in Gas absorption with chemical reaction Gas absorption without chemical reaction Multicomponent distillation Binary distillation Gas absorption with chemical reaction Gas absorption without chemical reaction Multicomponent distillation Binary distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As complete saturation of an adsorbent is approached, the differential heat of adsrop-tion approaches None of these That of normal condensation Zero Integral heat of adsorption None of these That of normal condensation Zero Integral heat of adsorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Dew point of an air-water vapor mixture Corresponding to any point on the humidity chart is obtained by projecting a line through this point parallel to the temperature axis and to the saturation curve All of the listed here Decreases with decrease in pressure At constant humidity & total pressure is fixed Corresponding to any point on the humidity chart is obtained by projecting a line through this point parallel to the temperature axis and to the saturation curve All of the listed here Decreases with decrease in pressure At constant humidity & total pressure is fixed ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a fixed number of ideal stages in a distillation column, as the reflux ratio is increased, the difference in composition between the top and bottom product streams Decreases Increases Remains unaffected Passes through a maximum Decreases Increases Remains unaffected Passes through a maximum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Schimdt number and Lewis number for pure air at atmospheric conditions are respectively 0 and ≈ 1 < 1 and ≈ 1 1 and 0 >1 and ≈ 1 0 and ≈ 1 < 1 and ≈ 1 1 and 0 >1 and ≈ 1 ANSWER DOWNLOAD EXAMIANS APP