Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 3.97 1 600 0.24 3.97 1 600 0.24 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Ion exchange process is similar to Absorption Extraction Leaching Adsorption Absorption Extraction Leaching Adsorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the leaching rate increases due to Decreased liquid viscosity Both A & B Increased diffusivity Neither A nor B Decreased liquid viscosity Both A & B Increased diffusivity Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Operating velocity in a packed tower is usually __________ the flooding velocity. Half Equal to Twice More than Half Equal to Twice More than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Use of packed towers for distillation is generally limited to the Vacuum distillation High pressure operation Multicomponent distillation Small sizes Vacuum distillation High pressure operation Multicomponent distillation Small sizes ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In continuous distillation, the internal reflux ratio (Ri) and the external reflux ratio (Re) are related as Ri = (1 - Re)/Re Ri = Re/(1 + Re) Ri = Re/(1 - Re) Ri = Re Ri = (1 - Re)/Re Ri = Re/(1 + Re) Ri = Re/(1 - Re) Ri = Re ANSWER DOWNLOAD EXAMIANS APP