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

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Fluid Dynamics

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1 / 40

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

Turbulent flow

Laminar flow

Transitional flow

2 / 40

Which of the following is not a fluid?

Air

Steel

Water

3 / 40

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

Surface tension

Viscosity

Density

4 / 40

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

Density

Temperature

Pressure

5 / 40

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

Elasticity

Viscosity

Density

6 / 40

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

Transitional flow

Laminar flow

Turbulent flow

7 / 40

Which of the following is a characteristic of laminar flow?

Chaotic and irregular

Constant velocity

Smooth and orderly

8 / 40

Which of the following factors affect fluid viscosity?

Volume

Temperature

Pressure

9 / 40

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

Steady flow

Turbulent flow

Laminar flow

10 / 40

Which of the following fluids has the highest viscosity?

Honey

Alcohol

Water

11 / 40

Which of the following is true about laminar flow?

Flow is chaotic and irregular

Layers of fluid move parallel to each other

Flow velocity varies from point to point

12 / 40

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

Surface tension

Pressure gradient

Shear stress

13 / 40

Which of the following fluids has the lowest viscosity?

Water

Mercury

Oil

14 / 40

The SI unit of dynamic viscosity is...

Pascal-second

Kilogram per cubic meter

Newton per meter

15 / 40

Which of the following factors does not affect fluid viscosity?

Mass

Temperature

Pressure

16 / 40

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

Turbulent flow

Laminar flow

Transitional flow

17 / 40

Which of the following factors does not affect fluid viscosity?

Pressure

Mass

Temperature

18 / 40

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

Internal resistance

External pressure

Volume expansion

19 / 40

Which of the following is a characteristic of turbulent flow?

Smooth and orderly

Chaotic and irregular

Constant velocity

20 / 40

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

Newtons per meter

Kilograms per cubic meter

Pascal-seconds

21 / 40

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

Viscosity

Fluidity

Kinematic viscosity

22 / 40

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

Viscous drag

Pressure gradient

Surface tension

23 / 40

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

Water

Mercury

Oil

24 / 40

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

Density

Surface tension

Viscosity

25 / 40

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

Density

Viscosity

Surface tension

26 / 40

The viscosity of a fluid decreases with...

Decreasing pressure

Decreasing density

Increasing temperature

27 / 40

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

Viscosity

Kinematic viscosity

Fluidity

28 / 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

29 / 40

What is the SI unit of kinematic viscosity?

Newton per meter

Pascal-second

Square meter per second

30 / 40

What property of a fluid determines its resistance to flow?

Pressure

Density

Viscosity

31 / 40

What is the SI unit of dynamic viscosity?

Newton per meter

Kilogram per cubic meter

Pascal-second

32 / 40

What is the study of fluids in motion called?

Fluid mechanics

Fluid thermodynamics

Fluid dynamics

33 / 40

The viscosity of a fluid increases with...

Decreasing temperature

Increasing density

Increasing pressure

34 / 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

35 / 40

Fluid viscosity is the measure of...

Volume expansion

Internal friction

External pressure

36 / 40

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

Viscous drag

Pressure gradient

Surface tension

37 / 40

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

Temperature and pressure

Velocity and density

Volume and mass

38 / 40

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

Alcohol

Water

Honey

39 / 40

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

Viscosity

Shear stress

Surface tension

40 / 40

What is the SI unit of viscosity?

Newton-meter

Pascal-second

Kilogram per cubic meter

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adminJune 10, 2024

0 2 1 minute read