Mass Transfer For a binary mixture distillation process, the degree of freedom is 2. However, if the pressure is fixed in this process, the number of independent variables in this process will be 1 2 3 1 2 3 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio in a distillation coloumn is increased from the minimum, the Liquid flow increases while the vapor flow decreases for a system Slope of the operating line in stripping section decreases Total cost first decreases and then increases Number of plates decreases very slowly first and then more and more rapidly Liquid flow increases while the vapor flow decreases for a system Slope of the operating line in stripping section decreases Total cost first decreases and then increases Number of plates decreases very slowly first and then more and more rapidly ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In azeotropic mixture, the equilibrium vapour composition is Less than liquid composition Same as liquid composition None of the listed here More than liquid composition Less than liquid composition Same as liquid composition None of the listed here More than liquid composition ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In McCabe-Thiele method, at infinite reflux ratio Both A & B Neither A nor B The overhead product is minimum Both the operating lines coincide with diagonal Both A & B Neither A nor B The overhead product is minimum Both the operating lines coincide with diagonal ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of leaching increases, because the None of these Viscosity of solvent decreases Diffusivity of solute increases Thermal conductivity of solute increases None of these Viscosity of solvent decreases Diffusivity of solute increases Thermal conductivity of solute increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a binary mixture with low relative volatility, Use steam distillation Use molecular distillation An azeotrope may be formed during distillation Use high pressure distillation Use steam distillation Use molecular distillation An azeotrope may be formed during distillation Use high pressure distillation ANSWER DOWNLOAD EXAMIANS APP
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