Fluid Dynamics MCQs with Answers

adminJune 10, 2024

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Welcome to the Fluid Dynamics MCQs with Answers. In this post, we have shared Fluid Dynamics Online Test for different competitive exams. Find practice Fluid Dynamics Practice Questions with answers in Physics Tests exams here. Each question offers a chance to enhance your knowledge regarding Fluid Dynamics.

Fluid Dynamics Online Quiz

By presenting 3 options to choose from, Fluid Dynamics Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Fluid Dynamics Questions and Answers and click over the correct answer.

Test Name: Fluid Dynamics MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply click on question and comment below that question. so that we can update the answer in the quiz section.

Fluid Dynamics

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1 / 40

What is the measure of the thickness of a fluid layer resisting flow under an applied shear stress?

Fluidity

Kinematic viscosity

Viscosity

2 / 40

The SI unit of dynamic viscosity is...

Pascal-second

Newton per meter

Kilogram per cubic meter

3 / 40

The viscosity of a fluid increases with...

Increasing density

Decreasing temperature

Increasing pressure

4 / 40

The measure of the relative motion of different layers of a fluid is called...

Surface tension

Shear stress

Viscosity

5 / 40

Fluid viscosity is the measure of...

Internal friction

Volume expansion

External pressure

6 / 40

What is the name given to the condition in which a fluid flows smoothly in parallel layers?

Laminar flow

Turbulent flow

Transitional flow

7 / 40

Which of the following is not a factor affecting fluid viscosity?

Temperature

Density

Pressure

8 / 40

What is the name of the flow characterized by irregular fluctuations in velocity and pressure?

Transitional flow

Turbulent flow

Laminar flow

9 / 40

The resistance of a fluid to flow is known as...

Density

Surface tension

Viscosity

10 / 40

What is the study of fluids in motion called?

Fluid mechanics

Fluid dynamics

Fluid thermodynamics

11 / 40

What is the SI unit of kinematic viscosity?

Newton per meter

Square meter per second

Pascal-second

12 / 40

The property of a fluid by which it opposes the relative motion between its layers is called...

Viscosity

Surface tension

Density

13 / 40

What is the name given to the flow in which the fluid particles follow a straight and parallel path?

Transitional flow

Laminar flow

Turbulent flow

14 / 40

Which of the following factors affect fluid viscosity?

Temperature

Volume

Pressure

15 / 40

The viscosity of a fluid is a measure of its...

Internal resistance

External pressure

Volume expansion

16 / 40

Which of the following is a characteristic of laminar flow?

Smooth and orderly

Constant velocity

Chaotic and irregular

17 / 40

Which of the following fluids typically has the highest viscosity at room temperature?

Honey

Water

Alcohol

18 / 40

The tendency of a fluid to resist flowing is directly proportional to its...

Surface tension

Viscosity

Density

19 / 40

What is the term for the resistance of a fluid to change its shape or flow?

Elasticity

Density

Viscosity

20 / 40

Which of the following is not a fluid?

Water

Steel

Air

21 / 40

What property of a fluid determines its resistance to flow?

Density

Pressure

Viscosity

22 / 40

Which of the following fluids has the lowest viscosity?

Water

Oil

Mercury

23 / 40

Which of the following is true about laminar flow?

Flow velocity varies from point to point

Layers of fluid move parallel to each other

Flow is chaotic and irregular

24 / 40

What is the name given to the flow that transitions between laminar and turbulent states?

Turbulent flow

Laminar flow

Transitional flow

25 / 40

What is the SI unit of dynamic viscosity?

Pascal-second

Kilogram per cubic meter

Newton per meter

26 / 40

The resistance offered by a fluid to relative motion between its layers is called...

Surface tension

Viscous drag

Pressure gradient

27 / 40

What type of flow occurs when a fluid's velocity varies from point to point in both magnitude and direction?

Turbulent flow

Steady flow

Laminar flow

28 / 40

The viscosity of a fluid is affected by its...

Velocity and density

Volume and mass

Temperature and pressure

29 / 40

The viscosity of a fluid decreases with...

Decreasing pressure

Decreasing density

Increasing temperature

30 / 40

The measure of the thickness of a fluid layer resisting flow under an applied shear stress is called...

Kinematic viscosity

Fluidity

Viscosity

31 / 40

What is the SI unit of viscosity?

Pascal-second

Kilogram per cubic meter

Newton-meter

32 / 40

Which of the following is a characteristic of turbulent flow?

Smooth and orderly

Constant velocity

Chaotic and irregular

33 / 40

Which of the following fluids has the highest viscosity?

Alcohol

Honey

Water

34 / 40

Which of the following fluids has the lowest viscosity at room temperature?

Oil

Water

Mercury

35 / 40

The force required to move one layer of fluid over another with unit velocity is called...

Pressure gradient

Surface tension

Shear stress

36 / 40

What is the name given to the flow in which the fluid particles follow a chaotic and irregular path?

Turbulent flow

Transitional flow

Laminar flow

37 / 40

Which of the following factors does not affect fluid viscosity?

Pressure

Mass

Temperature

38 / 40

The resistance offered by a fluid to the relative motion between its layers is called...

Viscous drag

Surface tension

Pressure gradient

39 / 40

Which of the following factors does not affect fluid viscosity?

Mass

Temperature

Pressure

40 / 40

The viscosity of a fluid is typically measured in...

Newtons per meter

Pascal-seconds

Kilograms per cubic meter

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adminJune 10, 2024

0 2 1 minute read