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 49 of 67

Discover more Topics under Basic Chemical Engineering

Q481.
Unsaturated air (with dry bulb temperature and dew point being 35°C and 18°C respectively) is passed through a water spray chamber maintained at 15°C. The air will be cooled

a.

and humidified.

b.

and dehumidified with increase in wet bulb temperature.

c.

at the same relative humidity.

d.

and dehumidified with decrease in wet bulb temperature.

Discuss
Answer: (d).and dehumidified with decrease in wet bulb temperature.
Q482.
The process employing desorption of the absorbed solute by a solvent is called

a.

elution

b.

osmosis

c.

reverse osmosis

d.

sublimation

Discuss
Answer: (a).elution
Q483.
Steam distillation is used for separation of high boiling

a.

substances from non-volatile impurities.

b.

volatile impurity from still higher boiling substances.

c.

both (a) and (b).

d.

neither (a) nor (b).

Discuss
Answer: (c).both (a) and (b).
Q484.
The feed to fractionating column is changed from saturated vapour to saturated liquid. If the separation and reflux ratio remains unchanged, the number of ideal stages will

a.

increase

b.

decrease

c.

remains same

d.

depend on saturated boiling point; may increase or decrease

Discuss
Answer: (a).increase
Q485.
Rose oil is extracted from rose leaves using __________ distillation.

a.

high pressure

b.

low pressure

c.

extractive

d.

steam

Discuss
Answer: (d).steam
Q486.
Hypersorption refers to a __________ process.

a.

fixed bed absorption

b.

moving bed absorption

c.

fixed bed adsorption

d.

moving bed adsorption

Discuss
Answer: (d).moving bed adsorption
Q487.
Dry bulb temperature of the gas is __________ the wet bulb temperature.

a.

less than

b.

more than

c.

equal to

d.

none of these

Discuss
Answer: (b).more than
Q488.
Decoction refers to the use of solvent

a.

at ambient temperature

b.

at its boiling point

c.

in its vapor form

d.

none of these

Discuss
Answer: (b).at its boiling point
Q489.
Flash distillation is suitable for separating the constituents of a binary system, which

a.

form minimum boiling azeotrope.

b.

have very wide boiling points.

c.

have very close boiling points.

d.

form constant boiling azeotrope.

Discuss
Answer: (b).have very wide boiling points.
Q490.
The ratio of Murphree plate efficiency to point efficiency is 1 in a __________ flow model.

a.

plug

b.

perfectly mixed

c.

both (a) & (b)

d.

neither (a) nor (b)

Discuss
Answer: (b).perfectly mixed
Page 49 of 67