Mass Transfer Diffusion in concentrated solutins differs from that in dilute solutions, because of the change in the __________ with the concentration of the solution. Viscosity Neither A nor B Degree of ideality Both A & B Viscosity Neither A nor B Degree of ideality Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient is directly proportional to DAB0.5, according to __________ theory. Surface renewal Film Penetration None of these Surface renewal Film Penetration None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a counter-current extractor, as the axial mixing increases, the extraction efficiency Increases Remains unchanged Depends on the pressure of the system Decreases Increases Remains unchanged Depends on the pressure of the system Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A slurry is to be dried to produce flaky solid. Which dryer would you recommend? Dielectric dryer Spray dryer Rotary dryer Drum dryer Dielectric dryer Spray dryer Rotary dryer Drum dryer ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which one of the following devices is not used for both the absorption as well as the liquid-liquid extraction processes? Plate towers Packed towers Spray towers Wetted wall columns Plate towers Packed towers Spray towers Wetted wall columns ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Entrainer used in azeotropic distillation should Form a low boiling azeotrope with one of the constituents of the mixture Have high latent heat of vaporisation Form a new azeotrope of low relative volatility with one of the constituents of the mixture Have high viscosity to provide high tray efficiency Form a low boiling azeotrope with one of the constituents of the mixture Have high latent heat of vaporisation Form a new azeotrope of low relative volatility with one of the constituents of the mixture Have high viscosity to provide high tray efficiency ANSWER DOWNLOAD EXAMIANS APP