Mass Transfer As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages Can either increase or decrease, depends on the system Increase Decrease Remain unchanged Can either increase or decrease, depends on the system Increase Decrease Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The rate of solid-liquid extraction is limited by the Diffusion of the solute from the solution in contact with the particle to the main bulk of the solution All of these Diffusion of the solute through the solvent in the pores to the outside of the particle Phase change of the solute as it dissolves in the solvent Diffusion of the solute from the solution in contact with the particle to the main bulk of the solution All of these Diffusion of the solute through the solvent in the pores to the outside of the particle Phase change of the solute as it dissolves in the solvent ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Extraction of pencillin employs a __________ extraction coloumn. None of these Centrifugal Packed Plate None of these Centrifugal Packed Plate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A coalescer in a mixer-settler liquid-liquid extraction coloumn All of these Comprises of thin bed of substances of extended surface having high porosity Helps in increasing the bubble size entering the settler Helps in increasing the settling rate of the bubbles All of these Comprises of thin bed of substances of extended surface having high porosity Helps in increasing the bubble size entering the settler Helps in increasing the settling rate of the bubbles ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate efficiency Increases due to foaming Is a function of the mass transfer between liquid and vapour Increases due to weeping and dumping of liquid Increases due to liquid entrainment Increases due to foaming Is a function of the mass transfer between liquid and vapour Increases due to weeping and dumping of liquid Increases due to liquid entrainment ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Only small amount of evaporation of water produces large cooling effects because of its Large latent heat Small latent heat Low viscosity None of these Large latent heat Small latent heat Low viscosity None of these ANSWER DOWNLOAD EXAMIANS APP