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 51 of 67

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Q501.
Cox chart is useful in the design of

a.

distillation column

b.

evaporator

c.

dryer

d.

crystalliser

Discuss
Answer: (a).distillation column
Q502.
Dew point of an air-water vapor mixture

a.

decreases with decrease in pressure.

b.

at constant humidity & total pressure is fixed.

c.

corresponding to any point on the humidity chart is obtained by projecting a line through this point parallel to the temperature axis and to the saturation curve.

d.

all 'a', 'b' & 'c'.

Discuss
Answer: (d).all 'a', 'b' & 'c'.
Q503.
Which of the following parameters remains almost constant during adiabatic saturation of unsaturated air ?

a.

Dry bulb temperature

b.

Dew point

c.

Wet bulb temperature

d.

None of these

Discuss
Answer: (c).Wet bulb temperature
Q504.
Coffee is prepared from coffee beans by leaching with

a.

cold water

b.

hot water

c.

dilute hot caustic solution

d.

naphtha

Discuss
Answer: (b).hot water
Q505.
Gaseous diffusion co-efficient increases with increase in the

a.

pressure

b.

temperature

c.

both (a) & (b)

d.

neither (a) nor (b)

Discuss
Answer: (b).temperature
Q506.
With increase in absolute humidity, the dew point of an unsaturated mixture of air and water vapor (at constant pressure and temperature)

a.

increases

b.

remains unchanged

c.

decreases

d.

decreases linearly

Discuss
Answer: (a).increases
Q507.
At a fixed total pressure, humidity depends only on the

a.

partial pressure of vapour in the mixture.

b.

heat capacity of the vapour.

c.

density of the vapour.

d.

none of these.

Discuss
Answer: (a).partial pressure of vapour in the mixture.
Q508.
Flash distillation is

a.

same as differential distillation.

b.

used for multicomponent systems like crude refining.

c.

same as simple distillation.

d.

most useful for handling binary systems.

Discuss
Answer: (b).used for multicomponent systems like crude refining.
Q509.
__________ developed the film theory.

a.

Higbie

b.

Fick

c.

Ergun

d.

Levenspeil

Discuss
Answer: (a).Higbie
Q510.
For absorbers, high pressure drop results in

a.

increased efficiency.

b.

decreased efficiency.

c.

high operating cost.

d.

better gas liquid contact.

Discuss
Answer: (c).high operating cost.
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