Mass Transfer MCQs
Practice free Mass Transfer multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 681 questions — no login required.
Question 451easy
Which one of the following devices is not used for both the absorption as well as the liquid-liquid extraction processes?
Question 452easy
With increase in gas rate, the number of transfer units, NtoG, for a fixed degree of absorption by a fixed amount of solvent
Question 453easy
Separation of the isotopes of helium for scientific investigations is done by
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Question 454easy
The absorption factor is defined as (where, L = liquid flow rate, G = gas flow rate and m = slope of the equilibrium line)
Question 455easy
The diffusion co-efficient in m2/s. of acetic acid in benzene (liquid in liquid) is
Question 456easy
When the liquid phase and vapour phase of a binary system obeys Raoult's and Dalton's law respectively, the relative volatility is the ratio of
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Question 457easy
Mass transfer co-efficient varies as DAB0.5, according to the __________ theory.
Question 458easy
Leaching of uranium ore and gold ore is done in
Question 459easy
For which of the following unit operations, Lewis number is of significance?