Fluid Mechanics MCQs

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

Fluid Mechanics MCQs | Page 55 of 77

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Q541.
Nominal Pipe Size (NPS) of a pipe less than 12 inches in diameter indicates its

a.

inner diameter

b.

outer diameter

c.

thickness

d.

neither inner nor outer diameter

Discuss
Answer: (d).neither inner nor outer diameter
Q542.
I.D. of 1/4" schedule 40 pipe is 0.364". I.D. of a 1/2" schedule 40 pipe would be __________ inch

a.

4.728

b.

0.5

c.

0.622

d.

0.474

Discuss
Answer: (c).0.622
Q543.
A pump operating under specific conditions delivers insufficient quantity of liquid. This may be set right by

a.

decreasing the size of the inlet pipe.

b.

increasing the size of the inlet pipe.

c.

lowering the pump position.

d.

both (b) and (c).

Discuss
Answer: (d).both (b) and (c).
Q544.
Two liquids manometer is used for measuring small pressure differences in

a.

liquids

b.

gases

c.

mixture of hydrocarbons

d.

none of these

Discuss
Answer: (b).gases
Q545.
A piezometer provided in the pipe measures

a.

friction factor

b.

static pressure

c.

dynamic pressure

d.

none of these

Discuss
Answer: (b).static pressure
Q546.
For pumping slurry, one can use a __________ pump.

a.

reciprocating

b.

diaphargm

c.

centrifugal

d.

pneumatic

Discuss
Answer: (b).diaphargm
Q547.
Bernoulli's equation describes the

a.

mechanical energy balance in potential flow.

b.

kinetic energy balance in laminar flow.

c.

mechanical energy balance in turbulent flow.

d.

mechanical energy balance in boundary layer.

Discuss
Answer: (a).mechanical energy balance in potential flow.
Q548.
For laminar flow of a fluid through a packed bed of spheres of diameter d, the pressure drop per unit length of bed depends upon the sphere diameter as

a.

d

b.

d²

c.

dโด

d.

d²ฬ…

Discuss
Answer: (d).d²ฬ…
Q549.
Which law/principle of solid mechanics is similar/equivalent to Newton's law of viscosity in fluid mechanics ?

a.

Archimedes principle.

b.

Newton's second law of motion.

c.

Hooke's law.

d.

Newton's third law of motion.

Discuss
Answer: (c).Hooke's law.
Q550.
When larger particles e.g., grains are subjected to fluidisation, the corresponding bed produced is termed as the __________ bed.

a.

spouted

b.

sluggish

c.

boiling

d.

teeter

Discuss
Answer: (a).spouted
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