Q. Which of the following binary systems is an example of a maximum boiling azeotrope?
✅ Correct Answer: (A)
Water-hydrochloric acid
Mass Transfer MCQs | Page - 2
Dear candidates you will find MCQ questions of Mass Transfer here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
Q. In a liquid-liquid extraction, 10 kg of a solution containing 2 kg of solute C and 8 kg of solvent A is brought into contact with 10 kg of solvent B. Solvent A and B are completely immiscible in each other whereas solute C is soluble in both the solvents. The extraction process attains equilibrium. The equilibrium relationship between the two phases is Y* = 0.9X, where Y* is the kg of C/kg of B and X is kg of C/kg of A. Choose the correct answer.
✅ Correct Answer: (A)
The entire amount of C is transferred to solvent B
Q. Removal of __________ exemplifies an adsorption unit operation.
✅ Correct Answer: (B)
Water from petrol
Q. Pick out the wrong statement pertaining to the analogy between equations of heat and mass transfer operations.
✅ Correct Answer: (C)
Reynolds number in mass transfer is analogous to Grashoff number in heat transfer
Q. __________ is the temperature at which a gas-vapor mixture becomes saturated, when cooled at constant total pressure out of contact with a liquid.
✅ Correct Answer: (A)
Dew point
Q. Advantage of continuous drying over batch drying is that the
✅ Correct Answer: (D)
All of the above
Q. Pick out the wrong statement. Generally for physical adsorption, a gas of
✅ Correct Answer: (D)
None of these
Q. Dew point of a gas-vapour mixture
✅ Correct Answer: (B)
Decreases with decrease in pressure
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