Mass Transfer __________ column is preferred to be used, when a high liquid hold up is required in a reactor for gas-liquid reaction. Bubble Tray Packed Spray Bubble Tray Packed Spray ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption with exothermic reaction, for fluids having Both A & B Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence Pr = Sc ; there won Both A & B Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence Pr = Sc ; there won ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular distillation is High temperature distillation Both B and C For heat-sensitive materials Very low pressure distillation High temperature distillation Both B and C For heat-sensitive materials Very low pressure distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The value of NA/(NA + NB) for steady state molecular diffusion of gas 'A' through non-diffusing gas 'B' is 2 ∞ 0.5 1 2 ∞ 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of non-ideal gases and liquids, the molal diffusivity Varies directly as the pressure Is equal to the volumetric diffusivity Is independent of pressure Varies inversely as the pressure Varies directly as the pressure Is equal to the volumetric diffusivity Is independent of pressure Varies inversely as the pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a single stage extraction process, 10 kg of pure solvent S (containing no solute A) is mixed with 30 kg of feed F containing A at a mass fraction xf = 0.2. The mixture splits into an extract phase E and a raf-finate phase R containing A at xB = 0.5 and xR = 0.05 respectively. The total mass of the extract phase is (in Kg) 8.25 10 8.89 6.89 8.25 10 8.89 6.89 ANSWER DOWNLOAD EXAMIANS APP
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