Mass Transfer The operating cost of a distillation column at minimum reflux ratio is Maximum Minimum Infinite Zero Maximum Minimum Infinite Zero ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of leaching increases, because the None of these Diffusivity of solute increases Viscosity of solvent decreases Thermal conductivity of solute increases None of these Diffusivity of solute increases Viscosity of solvent decreases Thermal conductivity of solute increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower) (G.a)/FG L/(FG.G) F/(FG.a) FG/(G.a) (G.a)/FG L/(FG.G) F/(FG.a) FG/(G.a) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption with exothermic reaction, for fluids having Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence Both A & B Pr = Sc ; there won 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 Both A & B Pr = Sc ; there won Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The ratio of Murphree plate efficiency to point efficiency is 1 in a __________ flow model. Perfectly mixed Both plug & perfectly mixed Plug None of the listed here Perfectly mixed Both plug & perfectly mixed Plug None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient is directly proportional to DAB according to the __________ theory. Film None of these Penetration Surface-renewal Film None of these Penetration Surface-renewal ANSWER DOWNLOAD EXAMIANS APP
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