Fluid Mechanics MCQs with Answers

adminMarch 31, 2024

0 6 1 minute read

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

Fluid Mechanics Online Quiz

By presenting 3 options to choose from, Fluid Mechanics 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 Mechanics Questions and Answers and click over the correct answer.

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

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Fluid Mechanics

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1 / 40

What is the measure of the amount of matter in an object?

Mass

Volume

Density

2 / 40

What is the SI unit of density in the CGS system?

Gram per cubic centimeter (g/cm³)

Pascal (Pa)

Newton (N)

3 / 40

What branch of physics deals with the mechanics of fluids (liquids, gases, and plasmas) and the forces acting on them?

Electrodynamics

Thermodynamics

Fluid Mechanics

4 / 40

What is the force per unit area exerted by a fluid on its surroundings called?

Density

Pressure

Velocity

5 / 40

What is the SI unit of density?

Pascal (Pa)

Kilogram per cubic meter (kg/m³)

Newton (N)

6 / 40

Which law states that the total pressure exerted by a fluid in a container is the sum of the pressure due to the weight of the fluid and the pressure exerted by the fluid itself?

Archimedes' principle

Pascal's law

Bernoulli's principle

7 / 40

What is the measure of the average kinetic energy of the particles in a substance?

Pressure

Temperature

Volume

8 / 40

Which law states that the volume of a given mass of gas is directly proportional to its temperature when the pressure is kept constant?

Charles's law

Boyle's law

Gay-Lussac's law

9 / 40

What is the measure of the mass of a substance per unit volume?

Pressure

Density

Viscosity

10 / 40

What is the term for the property of a fluid that causes it to flow easily due to its low viscosity?

Cohesion

Viscosity

Fluidity

11 / 40

What is the force per unit area acting on the surface of a fluid at rest in a gravitational field?

Hydrostatic pressure

Viscous force

Buoyant force

12 / 40

What is the phenomenon where fluid flows in irregular, chaotic patterns?

Turbulent flow

Frictional flow

Laminar flow

13 / 40

What is the SI unit of pressure in the CGS system?

Pascal (Pa)

Newton (N)

Barye (Ba)

14 / 40

Which law states that the pressure exerted by a fluid at any point is transmitted equally in all directions throughout the fluid?

Pascal's law

Bernoulli's principle

Archimedes' principle

15 / 40

What is the term for the study of fluids at rest?

Fluid statics

Fluid thermodynamics

Fluid dynamics

16 / 40

What is the SI unit of viscosity in the MKS system?

Newton-second/m² (N·s/m²)

Pascal-second (Pa·s)

Poise (P)

17 / 40

What is the measure of the force exerted by the weight of a column of fluid on a surface?

Viscous force

Buoyant force

Hydrostatic pressure

18 / 40

What is the SI unit of pressure?

Pascal (Pa)

Joule (J)

Newton (N)

19 / 40

What is the measure of the resistance of a fluid to flow?

Density

Viscosity

Pressure

20 / 40

Which law states that the pressure of a gas in a closed container is inversely proportional to its volume when the temperature is kept constant?

Boyle's law

Gay-Lussac's law

Charles's law

21 / 40

What is the SI unit of viscosity in the CGS system?

Poise (P)

Newton-second/m² (N·s/m²)

Pascal-second (Pa·s)

22 / 40

Which of the following is NOT a type of fluid flow?

Turbulent flow

Laminar flow

Frictional flow

23 / 40

What is the force that keeps objects afloat in a fluid?

Buoyancy

Viscosity

Drag

24 / 40

What is the SI unit of viscosity?

Pascal-second (Pa·s)

Newton-second/m² (N·s/m²)

Poise (P)

25 / 40

Which of the following represents the force per unit area exerted by a fluid on a solid surface in contact with it?

Shear stress

Pressure

Tensile stress

26 / 40

What is the phenomenon in which a fluid flows in a continuous, smooth, and streamlined manner?

Laminar flow

Transitional flow

Turbulent flow

27 / 40

What is the property of a fluid that causes it to resist deformation under stress?

Elasticity

Viscosity

Density

28 / 40

What is the measure of the pressure exerted by a fluid at a specific point within the fluid?

Hydrostatic pressure

Viscous force

Buoyant force

29 / 40

What is the measure of the gravitational force exerted per unit area by a fluid column above a specific point?

Hydrostatic pressure

Buoyant force

Viscous force

30 / 40

What is the term for the study of fluids in motion?

Fluid thermodynamics

Fluid statics

Fluid dynamics

31 / 40

Which law states that for a fluid flowing steadily through a pipe, the mass flow rate is constant along the length of the pipe?

Pascal's law

Continuity equation

Bernoulli's principle

32 / 40

What is the term for the decrease in fluid pressure that occurs as the speed of a fluid increases?

Bernoulli effect

Pascal effect

Archimedes effect

33 / 40

What is the force exerted by a fluid on an object immersed in it called?

Buoyant force

Drag force

Viscous force

34 / 40

What is the measure of the force per unit area exerted on a surface by the weight of the air above it?

Buoyant force

Atmospheric pressure

Viscous force

35 / 40

Which of the following represents the resistance of a fluid to flow?

Pressure

Viscosity

Density

36 / 40

What is the force that opposes the relative motion of adjacent layers of fluid called?

Viscous force

Buoyant force

Drag force

37 / 40

What is the upward force exerted on an object submerged in a fluid called?

Drag force

Viscous force

Buoyant force

38 / 40

What is the phenomenon where a fluid flows smoothly in parallel layers without any disruption between them?

Transitional flow

Turbulent flow

Laminar flow

39 / 40

What is the term for the property of a fluid that causes it to stick to solid surfaces?

Cohesion

Tension

Adhesion

40 / 40

Which of the following represents a property of a fluid?

Viscosity

Weight

Volume

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adminMarch 31, 2024

0 6 1 minute read