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!

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Process Equipment and Plant Design MCQs | Page 15 of 50

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Q141.
In a shell and tube heat exchanger, the clearance of the tube is generally

a.

not less than one-fourth of the tube diameter or 3/16".

b.

more than the tube diameter.

c.

equal to the tube diameter.

d.

more in case of triangular pitch as compared to the square pitch tube layout.

Discuss
Answer: (a).not less than one-fourth of the tube diameter or 3/16".
Q142.
Diameter of the seive tray column is determined by the

a.

lower limit of vapour velocity.

b.

upper limit of the vapour velocity.

c.

hole diameter of the seive tray.

d.

height of the plate spacing.

Discuss
Answer: (b).upper limit of the vapour velocity.
Q143.
Value of Peclet number = ∞, is the representative of

a.

laminar flow.

b.

complete back mixing,

c.

plug flow.

d.

eddy diffusivity = 0.

Discuss
Answer: (c).plug flow.
Q144.
Lₑ/D for a Tee (used as elbow, entering branch) would be

a.

less than that for Tee (used as elbow, entering run).

b.

more than that for Tee (used as elbow, entering run).

c.

around 90.

d.

both (b) and (c).

Discuss
Answer: (d).both (b) and (c).
Q145.
In most of the shell and tube heat exchangers, the tube pitch is generally __________ the tube diameter.

a.

less than

b.

1.25-1.50 times

c.

2.5 times

d.

one-fourth of

Discuss
Answer: (b).1.25-1.50 times
Q146.
In a distillation column, bubble caps are located on trays with a pitch of __________ times the outside diameter of the caps.

a.

1.3 to 2

b.

1.6 to 2

c.

2.5

d.

1.5 to 3

Discuss
Answer: (a).1.3 to 2
Q147.
1.2 to 3.8 cms is the value of the

a.

downcomer liquid seal in case of a balanced tray design.

b.

static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.).

c.

skirt clearance for bubble caps.

d.

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

Discuss
Answer: (d).all (a), (b) and (c).
Q148.
Pick out the wrong statement pertaining to the design of a horizontal tube evaporator.

a.

It is unsuitable for concentrating those liquids, which form a scale or deposit salt.

b.

It is suitable for process, in which the final product is a liquor instead of solid.

c.

Its usual dimensions are: tube dia = 2-3 cms; evaporator body dia = 1-4 metres and evaporator height = 2.5-4 metres.

d.

Liquor flows inside the tube, while the steam is outside submerging the tube.

Discuss
Answer: (d).Liquor flows inside the tube, while the steam is outside submerging the tube.
Q149.
Weep holes provided in the plates of a distillation column

a.

facilitate draining out liquid from a tray when the unit is not in operation.

b.

are normally located near the overflow weir so that any delivery of liquid during operation follows approximately the same path as the overflow fluid.

c.

must be large enough (usually 1/4" to 5/8" dia) to prevent plugging but should not deliver excessive amount of fluid during operation.

d.

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

Discuss
Answer: (d).all (a), (b) and (c).
Q150.
Steam is preferred to be used as a heating medium in heat exchangers, because of its

a.

low cost.

b.

high latent heat.

c.

non-corrosive condensate.

d.

high film co-efficient.

Discuss
Answer: (b).high latent heat.
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