Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 5 2.5 to 3 1.2 to 1.5 3 to 4 5 2.5 to 3 1.2 to 1.5 3 to 4 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Packed column distillation is limited to the column __________ metres. Height < 6 Neither A nor B Both A & B Diameter < 0.6 Height < 6 Neither A nor B Both A & B Diameter < 0.6 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Steady state equimolal counter diffusion occurs in case of Liquid-liquid extraction Leaching Absorption Binary phase distillation Liquid-liquid extraction Leaching Absorption Binary phase distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption with exothermic reaction, for fluids having 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 Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Percentage saturation is __________ the relative saturation. Not related to Always greater than Always smaller than None of these Not related to Always greater than Always smaller than None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the leaching rate increases because of the None of the listed here Both Decreased viscosity of liquid & Increased diffusivity Decreased viscosity of liquid Increased diffusivity None of the listed here Both Decreased viscosity of liquid & Increased diffusivity Decreased viscosity of liquid Increased diffusivity ANSWER DOWNLOAD EXAMIANS APP
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