Mass Transfer As the reflux ratio decreases, the Separation becomes more efficient None of these Number of plates increases Column diameter increases Separation becomes more efficient None of these Number of plates increases Column diameter increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To remove all the moisture from a wet solid it requires exposure to __________ air. High temperature None of these Highly humid Perfectly dry High temperature None of these Highly humid Perfectly dry ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer High pressure at the bottom of a distillation tower handling heat sensitive materials results in Very efficient operation Erosion of the tower Thermal decomposition of bottoms Increased relative volatility Very efficient operation Erosion of the tower Thermal decomposition of bottoms Increased relative volatility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A slurry is to be dried to produce flaky solid. Which dryer would you recommend? Dielectric dryer Drum dryer Rotary dryer Spray dryer Dielectric dryer Drum dryer Rotary dryer Spray dryer ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following liquid-vapor contacting devices provides maximum contact surface area for a particular duty? Sieve plate column Wetted wall column Randomly packed column Bubble cap column Sieve plate column Wetted wall column Randomly packed column Bubble cap column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Entrainer used in azeotropic distillation should Have high latent heat of vaporisation Have high viscosity to provide high tray efficiency Form a new azeotrope of low relative volatility with one of the constituents of the mixture Form a low boiling azeotrope with one of the constituents of the mixture Have high latent heat of vaporisation Have high viscosity to provide high tray efficiency Form a new azeotrope of low relative volatility with one of the constituents of the mixture Form a low boiling azeotrope with one of the constituents of the mixture ANSWER DOWNLOAD EXAMIANS APP
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