Mass Transfer Tower diameter may be decreased by Increasing the vapour flow rate Increasing the liquid flow rate Using higher reflux ratio Use of increased tray spacing Increasing the vapour flow rate Increasing the liquid flow rate Using higher reflux ratio Use of increased tray spacing ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Chemisorption compared to physical absorption has 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 Lower adsorption rate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the overall efficiency and Murphree plate efficiency are equal, then both the equilibrium and operating lines are Straight Neither A nor B Both A & B Parallel Straight Neither A nor B Both A & B Parallel ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory states that the mass transfer co-coefficient is equal to (where, De is diffusivity and 't' is time) (De/t)1/2 (4De/t) (De.t)1/2 (4De/πt)1/2 (De/t)1/2 (4De/t) (De.t)1/2 (4De/πt)1/2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Degree of freedom for leaching and solvent extraction process is 3 1 2 3 1 2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In batch distillation with constant reflux, overhead product composition __________ with time. Does not vary Decreases Increases May increase on decrease, depends on the system Does not vary Decreases Increases May increase on decrease, depends on the system ANSWER DOWNLOAD EXAMIANS APP
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