Mass Transfer MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Mass Transfer, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Mass Transfer MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Mass Transfer mcq questions that explore various aspects of Mass Transfer problems. Each MCQ is crafted to challenge your understanding of Mass Transfer principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Mass Transfer MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Mass Transfer. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Mass Transfer knowledge to the test? Let's get started with our carefully curated MCQs!

Mass Transfer MCQs | Page 63 of 67

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Q621.
Danckwerts developed the __________ theory.

a.

penetration

b.

surface renewal

c.

film

d.

none of these

Discuss
Answer: (b).surface renewal
Q622.
In a gas-liquid absorption coloumn, for obtaining the maximum absorption efficiency

a.

liquid stream should be distributed uniformly.

b.

gas stream should be distributed uniformly.

c.

both gas as well as liquid streams should be distributed uniformly.

d.

by passing should be completely avoided.

Discuss
Answer: (c).both gas as well as liquid streams should be distributed uniformly.
Q623.
Reverse osmosis is also called

a.

dialysis

b.

electrodilysis

c.

diffusion

d.

ultrafiltration.

Discuss
Answer: (d).ultrafiltration.
Q624.
Which of the following is not a batch drier?

a.

Truck drier

b.

Agitated pan drier

c.

Fluidised bed drier

d.

Vacuum shelf drier

Discuss
Answer: (c).Fluidised bed drier
Q625.
Steam distillation is not recommended to be used, if the

a.

azeotropic mixture is to be separated and the final product is miscible with water.

b.

liquids decompose, if distilled directly at atmospheric pressure.

c.

material can not be distilled by indirect heating even under low pressure, because of the high boiling temperature.

d.

material to be distilled is thermally unstable or has the tendency to react with other components associated with it, at the boiling temperature.

Discuss
Answer: (a).azeotropic mixture is to be separated and the final product is miscible with water.
Q626.
Rayleigh equation applies to __________ distillation.

a.

differential

b.

flash

c.

equilibrium

d.

molecular

Discuss
Answer: (a).differential
Q627.
Molecular distillation is

a.

high temperature distillation

b.

for heat-sensitive materials

c.

very low pressure distillation

d.

both (b) and (c)

Discuss
Answer: (d).both (b) and (c)
Q628.
Drying of a wet solid under constant drying conditions means the exposure of the wet solid to the air of constant

a.

humidity

b.

velocity

c.

temperature

d.

all (a), (b) & (c)

Discuss
Answer: (d).all (a), (b) & (c)
Q629.
Which of the following provides maximum contact surface for a liquid-vapour system?

a.

Packed tower

b.

Bubble-cap plate column

c.

Seive-plate column

d.

Wetted wall column

Discuss
Answer: (a).Packed tower
Q630.
For experimental determination of mass transfer co-efficient by wetted wall tower, the mass transfer area is

a.

calculated

b.

unknown

c.

known

d.

not required

Discuss
Answer: (c).known
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