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Test: Mass Transfer - 3


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25 Questions MCQ Test Mass Transfer | Test: Mass Transfer - 3

Test: Mass Transfer - 3 for Chemical Engineering 2022 is part of Mass Transfer preparation. The Test: Mass Transfer - 3 questions and answers have been prepared according to the Chemical Engineering exam syllabus.The Test: Mass Transfer - 3 MCQs are made for Chemical Engineering 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Mass Transfer - 3 below.
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Test: Mass Transfer - 3 - Question 1

The McCabe Δ L law states that the

Test: Mass Transfer - 3 - Question 2

Bollman extractor

Test: Mass Transfer - 3 - Question 3

A coalescer in a mixer-settler liquid-liquid extraction coloumn

Test: Mass Transfer - 3 - Question 4

The relation, Sc = Pr = 1, is valid, when the mechanism of __________ ansfer is same.

Test: Mass Transfer - 3 - Question 5

For the same feed, feed quality and separation (in a distillation column), with the increase of total pressure, the number of ideal plates will

Test: Mass Transfer - 3 - Question 6

Pick out the correct statement.

Test: Mass Transfer - 3 - Question 7

The operation involved when the soluble material is largely on the surface of an insoluble solid and is merely washed off by the solvent is called

Test: Mass Transfer - 3 - Question 8

In the constant rate period of the rate of drying curve for batch drying,

Test: Mass Transfer - 3 - Question 9

It takes 6 hours to dry a wet solid from 50% moisture content to the critical moisture content of 15%. How much longer it will take to dry the solid to 10% moisture content, under the same drying conditions? (The equilibrium moisture content of the solid is 5%).

Test: Mass Transfer - 3 - Question 10

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

Test: Mass Transfer - 3 - Question 11

Agitator is provided in a crystalliser for

Test: Mass Transfer - 3 - Question 12

__________ diffusion is used for separating the isotopes of methane.

Test: Mass Transfer - 3 - Question 13

Ordinary diffusion process is also called __________ diffusion.

Test: Mass Transfer - 3 - Question 14

Pick out the wrong statement.

Test: Mass Transfer - 3 - Question 15

Pick out the wrong statement pertaining to the rotary dryer.

Test: Mass Transfer - 3 - Question 16

The reason for preferring packed towers over plate towers in distillation practice is that the packed tower operation gives

Test: Mass Transfer - 3 - Question 17

If the path of liquid across the plate is very long as in case of large diameter tower, Murphree efficiency can be __________ percent.

Test: Mass Transfer - 3 - Question 18

Compound A is extracted from a solution of A + B into a pure solvent S. A Co-current unit is used for the liquid-liquid extraction. The inlet rate of the solution containing A is 200 moles of B/hr.m2 and the solvent flow, rate is 400 moles of S/m2. hr. The equilibrium data is represented by Y = 3X2 , where Y is in moles of a A/moles of B and X is in moles A/moles of S. The maximum percentage extraction achieved in the unit is

Test: Mass Transfer - 3 - Question 19

Raoult's law is applicable to the

Test: Mass Transfer - 3 - Question 20

Weeping in a distillation column

Test: Mass Transfer - 3 - Question 21

In case of binary distillation, increasing the reflux ratio above optimum does not result in the increase of

Test: Mass Transfer - 3 - Question 22

Wetted wall tower experiment determines the

Test: Mass Transfer - 3 - Question 23

In McCabe-Thiele method, at infinite reflux ratio

Test: Mass Transfer - 3 - Question 24

With decrease in the throughput (compared with the design capacity) for a bubble cap distillation column, its efficiency

Test: Mass Transfer - 3 - Question 25

Plate towers are preferred to packed towers, when large temperature changes are involved, because of the reason that the

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