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 52 of 77

Discover more Topics under Basic Chemical Engineering

Q511.
The velocity for subsonic flow in a pipeline

a.

increases in the downstream direction.

b.

is constant.

c.

decreases in the downstream direction.

d.

is independent of the area of flow.

Discuss
Answer: (a).increases in the downstream direction.
Q512.
Permanent pressure loss in a well designed venturimeter is about __________ percent of the venturi differential.

a.

1

b.

10

c.

30

d.

50

Discuss
Answer: (b).10
Q513.
Minimum fluidisation velocity for a specific system depends upon the

a.

particle size.

b.

fluid viscosity.

c.

density of both the particle & the fluid.

d.

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

Discuss
Answer: (d).all (a), (b) and (c).
Q514.
Potential flow is characterised by the

a.

irrotational and frictionless flow.

b.

irrotational and frictional flow.

c.

one in which dissipation of mechanical energy into heat occurs.

d.

formation of eddies within the stream.

Discuss
Answer: (a).irrotational and frictionless flow.
Q515.
For the production of very high vacuum, a __________ pump is normally used.

a.

diffusion

b.

centrifugal

c.

jet ejector

d.

piston

Discuss
Answer: (a).diffusion
Q516.
In parallel pipe problems, the

a.

head loss is the same through each pipe.

b.

discharge is the same through all the pipes.

c.

total head loss is equal to the sum of the head losses through each pipe.

d.

none of these.

Discuss
Answer: (a).head loss is the same through each pipe.
Q517.
Fluid flow through a packed bed is represented by the __________ equation.

a.

Fanning's

b.

Ergun's

c.

Hagen-Poiseuille's

d.

none of these

Discuss
Answer: (b).Ergun's
Q518.
Major loss in sudden contraction in pipe flow is due to

a.

boundary friction.

b.

flow contraction.

c.

expansion of flow after sudden contraction.

d.

none of these.

Discuss
Answer: (b).flow contraction.
Q519.
Which of the following can be used to create a flow of gas, where no significant compression is required ?

a.

Reciprocating compressor

b.

Blower

c.

Axial flow compressor

d.

Centrifugal compressor

Discuss
Answer: (b).Blower
Q520.
The ratio of actual discharge to theoretical discharge through an orifice is equal to

a.

Cc . Cv

b.

Cc . Cd

c.

Cv . Cd

d.

Cd/Cv

Discuss
Answer: (a).Cc . Cv
Page 52 of 77