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 7 of 50

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Q61.
Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than __________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop.

a.

25

b.

50

c.

75

d.

150

Discuss
Answer: (c).75
Q62.
Shell side heat transfer co-efficient in case of square pitch as compared to the triangular pitch under similar condition of fluid flow and tube size is

a.

more

b.

same

c.

less

d.

twice

Discuss
Answer: (c).less
Q63.
Correct use of 'factor of safety' is very important in equipment design. It is defined as the ratio of the

a.

ultimate stress to breaking stress.

b.

ultimate stress to working stress.

c.

working stress to ultimate stress.

d.

none of these.

Discuss
Answer: (b).ultimate stress to working stress.
Q64.
The operating velocity in the absorption tower is usually 40-50% of the flooding velocity. Packed absorption towers are normally designed for a pressure drop of about __________ mm of water column per metre height of packing.

a.

1-5

b.

20-40

c.

100-150

d.

1000-1500

Discuss
Answer: (b).20-40
Q65.
The ends of a cylinderical vessel can be closed by a head, which can be one of the four shapes. For the same thickness, choose the one which can withstand the highest pressure.

a.

Flat plate

b.

Hemispherical

c.

Torispherical

d.

Ellipsoidal

Discuss
Answer: (d).Ellipsoidal
Q66.
Pick out the correct statement.

a.

When highly corrosive fluids are to be handled, the plate towers prove to be cheaper and easier to construct than packed tower.

b.

Packed towers are generally preferred over plate towers, if the liquids have a foaming tendency.

c.

The pressure drop through the packed towers is generally more than the pressure drop through plate towers designed for same duty.

d.

none of these.

Discuss
Answer: (b).Packed towers are generally preferred over plate towers, if the liquids have a foaming tendency.
Q67.
Pick out the wrong statement.

a.

Longer tubes are less expensive per unit heat transfer area as compared to shorter tubes.

b.

A cost index is merely a number for a given year showing the cost at that time relative to a certain base year.

c.

Turn over ratio of a chemical plant is the ratio of gross annual sales to the fixed capital investment.

d.

Plates with butt welded joints are less expensive compared to lap welded joints, because squaring of plates is not necessary.

Discuss
Answer: (d).Plates with butt welded joints are less expensive compared to lap welded joints, because squaring of plates is not necessary.
Q68.
Construction expenses are roughly __________ percent of the total direct cost of the plant.

a.

2

b.

10

c.

30

d.

50

Discuss
Answer: (b).10
Q69.
A machine has an initial value of Rs. 5000, service life of 5 years and final salvage value of Rs. 1000. The annual depreciation cost by straight line method is Rs.

a.

300

b.

600

c.

800

d.

1000

Discuss
Answer: (c).800
Q70.
Which of the following is not a component of depreciation cost ?

a.

Repairs and maintenance cost.

b.

Loss due to obsolescence of the equipment.

c.

Loss due to decrease in the demand of product.

d.

Loss due to accident/breakdown in the machinery.

Discuss
Answer: (a).Repairs and maintenance cost.
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