Mass Transfer The mass diffusivity, the thermal diffusivity and the eddy momentum diffusivity are same for, NPr = NSc = __________ 3 2 4 1 3 2 4 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Absorption factor method is used to calculate the number of ideal stages, when Both operating and equilibrium lines are parallel Pressure drop in the column is very high Operating line lies below the equilibrium line Operating line lies above the equilibrium line Both operating and equilibrium lines are parallel Pressure drop in the column is very high Operating line lies below the equilibrium line Operating line lies above the equilibrium line ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Bound moisture is that liquid which exerts an equilibrium vapor pressure __________ that of the pure liquid at the given temperature. Less than More than Either A or B; depends on the solid Equal to Less than More than Either A or B; depends on the solid Equal to ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the leaching rate increases because of the Decreased viscosity of liquid None of the listed here Increased diffusivity Both Decreased viscosity of liquid & Increased diffusivity Decreased viscosity of liquid None of the listed here Increased diffusivity Both Decreased viscosity of liquid & Increased diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. > 10 1 1 to 5 5 to 10 > 10 1 1 to 5 5 to 10 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a distillation column operating at minimum reflux, the Number of plates required will be maximum Reflux ratio will be maximum Concentration of liquid and vapour leaving a plate will be same None of these Number of plates required will be maximum Reflux ratio will be maximum Concentration of liquid and vapour leaving a plate will be same None of these ANSWER DOWNLOAD EXAMIANS APP
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