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 53 of 67

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Q521.
Inside the distillation columns, the

a.

highest temperatures is near the feed plate.

b.

driving force for the liquid flow is its weight.

c.

vapors are not always at their dew points.

d.

all (a), (b) and (c)

Discuss
Answer: (b).driving force for the liquid flow is its weight.
Q522.
When the psychometric ratio is __________ then the adiabatic saturation temperature and wet bulb temperature becomes equal.

a.

1

b.

< 1

c.

> 1

d.

∞

Discuss
Answer: (a).1
Q523.
Desirable value of absorption factor in an absorber is

a.

1

b.

< 1

c.

> 1

d.

0.5

Discuss
Answer: (c).> 1
Q524.
Refractory bricks are usually dried in a __________ dryer.

a.

tray

b.

tunnel

c.

conveyor

d.

festoon

Discuss
Answer: (b).tunnel
Q525.
When the gas to be dissolved in liquid is a/an __________ then normally co-current adsorber are used.

a.

mixture of two gases

b.

pure gas

c.

ideal gas

d.

sparingly soluble gas

Discuss
Answer: (b).pure gas
Q526.
Corresponding to Prandtl number in heat transfer, the dimensionless group in mass transfer is the __________ number.

a.

Schmidt

b.

Sherwood

c.

Peclet

d.

Stanton

Discuss
Answer: (a).Schmidt
Q527.
If a two phase system is in physical equilibrium; then it means that, the

a.

escaping tendency of each component from the liquid phase to the vapor phase is exactly equal to that from vapor phase to liquid phase.

b.

temperature of the liquid phase is equal to that of the vapor phase.

c.

total pressure throughout the liquid phase is equal to that throughout the vapor phase.

d.

all (a), (b) and (c).

Discuss
Answer: (d).all (a), (b) and (c).
Q528.
McCabe-Thiele method of binary distillation does not assume that the

a.

sensible heat changes are negligible compared with latent heat changes.

b.

molar latent heats of all components are equal.

c.

heat of mixing is negligible.

d.

none of these

Discuss
Answer: (d).none of these
Q529.
(NSh/NRe.NSc) is termed in mass transfer operation as the

a.

Stanton number

b.

Peclet number

c.

thermal diffusivity

d.

momentum diffusivity

Discuss
Answer: (a).Stanton number
Q530.
In a binary system, separation is very efficient, when the relative volatility is

a.

1

b.

> 1

c.

< 1

d.

0.5

Discuss
Answer: (b).> 1
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