Process Equipment and Plant Design MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Process Equipment and Plant Design, 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 Process Equipment and Plant Design 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 Process Equipment and Plant Design mcq questions that explore various aspects of Process Equipment and Plant Design problems. Each MCQ is crafted to challenge your understanding of Process Equipment and Plant Design 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 Process Equipment and Plant Design 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 Process Equipment and Plant Design. 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 Process Equipment and Plant Design knowledge to the test? Let's get started with our carefully curated MCQs!

Process Equipment and Plant Design MCQs | Page 28 of 50

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Q271.
Back-trapping in a distillation column results due to

a.

low gas velocity.

b.

high gas velocity.

c.

excessive liquid gradient over the tray.

d.

low reflux ratio.

Discuss
Answer: (c).excessive liquid gradient over the tray.
Q272.
For a cylinderical vessel of moderate height, the weld joint efficiency for joints parallel to the cylinderical axis is given as 1.0, while for joints along the girth (circumference) it is given as 0.8. In calculating the shell wall thickness using code formula for an internally pressurised cylinderical vessel, what value of weld joint efficiency should be used ?

a.

0.8

b.

0.9

c.

1.0

d.

(0.8)^0.5

Discuss
Answer: (a).0.8
Q273.
Diameter of bubble caps used in high pressure columns is __________ as compared to that used in identical vacuum columns.

a.

less

b.

more

c.

same

d.

either (a) or (b); no generalisation can be made

Discuss
Answer: (b).more
Q274.
The ideal size of round bubble caps to be used in industrial distillation column having a diameter of 3-6 metres is __________ cms.

a.

5

b.

15

c.

7.5

d.

50

Discuss
Answer: (b).15
Q275.
Lap joints are preferred for plates having thickness __________ mm.

a.

< 12.5

b.

> 3

c.

> 5

d.

5-10

Discuss
Answer: (b).> 3
Q276.
Maximum allowable vapour velocity in a bubble cap tower is determined by the

a.

entrainment considerations.

b.

vapour density.

c.

diameter of the column.

d.

none of these.

Discuss
Answer: (a).entrainment considerations.
Q277.
Normally, the plate thickness of the bottoms and roofs of vertically cylindrical storage vessels as compared to that of the cylindrical shell is

a.

more

b.

less

c.

same

d.

more or less depending upon the pressure & temperature inside the vessel and the nature of the fluid contained therein.

Discuss
Answer: (b).less
Q278.
The practical representative values of HETP for a number of commercial operations lies within a range of __________ metre.

a.

0.1-0.2

b.

0.2-0.5

c.

0.4-0.9

d.

1.2-1.5

Discuss
Answer: (c).0.4-0.9
Q279.
Of the pressure vessels, with same thickness but different diameters, which one withstands higher pressure ?

a.

Larger dia vessel.

b.

Smaller dia vessel.

c.

Larger dia long vessel.

d.

Strength of the vessel is same irrespective of the diameter.

Discuss
Answer: (b).Smaller dia vessel.
Q280.
Reflux ratio variation in a distillation column is between

a.

zero and infinity

b.

zero and one

c.

minimum and infinity

d.

none of these

Discuss
Answer: (c).minimum and infinity
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