Properties of Fluids MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Properties of Fluids, a fundamental topic in the field of Fluid Mechanics. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Properties of Fluids 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 Properties of Fluids mcq questions that explore various aspects of Properties of Fluids problems. Each MCQ is crafted to challenge your understanding of Properties of Fluids principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Fluid Mechanics tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Properties of Fluids MCQs are your pathway to success in mastering this essential Fluid Mechanics topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Properties of Fluids. 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 Properties of Fluids knowledge to the test? Let's get started with our carefully curated MCQs!

Properties of Fluids MCQs | Page 8 of 12

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Q71.
Which of the following is the dimension of compressibility?

a.

[M¹L¹T⁻²].

b.

[M¹L¹T⁻¹].

c.

[M⁻¹L¹T⁻²].

d.

[M⁻¹L¹T²].

Discuss
Answer: (d).[M⁻¹L¹T²].
Q72.
The relation between shear stress Z and velocity gradient du/dy of a fluid is given by

Z = A * (du/dy)ⁿ , where A and n are constants.

If n = 1, what type of fluid will it be?

a.

Newtonian fluid

b.

Non-Newtonian fluid

c.

Pseudoplastic

d.

Bingham plastic

Discuss
Answer: (a).Newtonian fluid
Q73.
The relation between shear stress Z and velocity gradient du/dy of a fluid is given by

Z = A * (du/dy)ⁿ , where A and n are constants.

If n > 1, what type of fluid will it be?

a.

Newtonian fluid

b.

Dilatant

c.

Pseudoplastic

d.

Bingham plastic

Discuss
Answer: (b).Dilatant
Q74.
The relation between shear stress Z and velocity gradient du/dy of a fluid is given by

Z = A * (du/dy)ⁿ , where A and n are constants.

If n < 1, what type of fluid will it be?

a.

Newtonian fluid

b.

Dilatant

c.

Pseudoplastic

d.

Bingham plastic

Discuss
Answer: (c).Pseudoplastic
Q75.
The relation between shear stress Z and velocity gradient du/dy of a fluid is given by

Z = A * (du/dy)ⁿ + B , where A, n and B are constants.

Which of the following conditions will hold for a Bingham plastic?

a.

A = 0;B ≠ 0; n ≠ 1

b.

A ≠ 0;B = 0; n ≠ 1

c.

A = 0;B = 0; n = 1

d.

A ≠ 0;B ≠ 0; n = 1

Discuss
Answer: (d).A ≠ 0;B ≠ 0; n = 1
Q76.
The relation between shear stress Z and velocity gradient du/dy of a fluid is given by

Z = A * (du/dy)ⁿ + B , where A, n and B are constants.

Which of the following conditions will hold for a Rheopectic?

a.

A = 0;B ≠ 0; n > 1

b.

A ≠ 0;B = 0; n < 1

c.

A = 0;B = 0; n < 1

d.

A ≠ 0;B ≠ 0; n > 1

Discuss
Answer: (d).A ≠ 0;B ≠ 0; n > 1
Q77.
The relation between shear stress Z and velocity gradient du/dy of a fluid is given by

Z = A * (du/dy)ⁿ + B , where A, n and B are constants.

Which of the following conditions will hold for a Thixotropic fluid?

a.

A = 0;B ≠ 0; n > 1

b.

A ≠ 0;B = 0; n > 1

c.

A = 0;B = 0; n < 1

d.

A ≠ 0;B ≠ 0; n < 1

Discuss
Answer: (d).A ≠ 0;B ≠ 0; n < 1
Q78.
Which of the following is a shear-thinnning fluid?

a.

Bingham plastic

b.

Rheopectic

c.

Dilatant

d.

Pseudoplastic

Discuss
Answer: (d).Pseudoplastic
Q79.
Which of the following is a shear-thickening fluid?

a.

Bingham plastic

b.

Thixotropic

c.

Dilatant

d.

Pseudoplastic

Discuss
Answer: (c).Dilatant
Q80.
For what value of flow behaviour index, does the consistency index has a dimension independent of time?

a.

0

b.

1

c.

2

d.

3

Discuss
Answer: (c).2
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