Mass Transfer Selectivity of the solvent used in solvent extraction should be 1 > 1 < 1 1 > 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Chemisorption compared to physical absorption has Lower adsorption rate Increased utilisation of stagnant zones of the liquid phase Lower capacity of the solvent for the solute gas None of these Lower adsorption rate Increased utilisation of stagnant zones of the liquid phase Lower capacity of the solvent for the solute gas None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm²/sec. 0.0025 1.25 2.5 0.25 0.0025 1.25 2.5 0.25 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Dew point of an air-water vapor mixture All of the listed here 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 Decreases with decrease in pressure All of the listed here 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 Decreases with decrease in pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Minimum reflux ratio in a distillation column results in Minimum reboiler size Maximum condenser size Optimum number of trays Minimum number of trays Minimum reboiler size Maximum condenser size Optimum number of trays Minimum number of trays ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following assumes constant molal vaporisation and overflow? McCabe-Thiele method Enthalpy concentration method Ponchan-Savarit method Plate absorption column McCabe-Thiele method Enthalpy concentration method Ponchan-Savarit method Plate absorption column ANSWER DOWNLOAD EXAMIANS APP