Mass Transfer In continuous distillation, the internal reflux ratio (Ri) and the external reflux ratio (Re) are related as Ri = Re/(1 - Re) Ri = (1 - Re)/Re Ri = Re Ri = Re/(1 + Re) Ri = Re/(1 - Re) Ri = (1 - Re)/Re Ri = Re Ri = Re/(1 + Re) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is not fixed by the process requirements, in the design of absorbers? None of these Terminal concentrations of gas stream Flow rate of the entering gas Composition of the entering liquid None of these Terminal concentrations of gas stream Flow rate of the entering gas Composition of the entering liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A pure drug is administered as a sphere and as a cube. The amount of drug is the same in the two tablets. Assuming that the shape and size do not influence the mass transfer, the ratio of rate of dissolution in water at t = 0 for the cubic to spherical tablet is 0.54 1.04 1.94 1.24 0.54 1.04 1.94 1.24 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pick out the system with minimum boiling azeotrope at 1 atm. All of these Ethyl alcohol-water Benzene-toluene Hydrochloric acid-water All of these Ethyl alcohol-water Benzene-toluene Hydrochloric acid-water ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The velocity, concentration and temperature boundary, for the boundary layer development on a flat plate during connective mass transfer will be same, if NSc = NPr = NLe NSc = NLe NSc = 1 NPr = NLe NSc = NPr = NLe NSc = NLe NSc = 1 NPr = NLe ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During drying operation, it is easier to remove the __________ moisture. Equilibrium Bound Unbound Critical Equilibrium Bound Unbound Critical ANSWER DOWNLOAD EXAMIANS APP