Fluid Mechanics MCQs with Answers

adminMarch 31, 2024

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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

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?

Charles's law

Boyle's law

Gay-Lussac's law

2 / 40

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

Atmospheric pressure

Buoyant force

Viscous force

3 / 40

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

Electrodynamics

Fluid Mechanics

Thermodynamics

4 / 40

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

Viscosity

Pressure

Density

5 / 40

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

Tension

Cohesion

Adhesion

6 / 40

What is the SI unit of viscosity?

Pascal-second (Pa·s)

Newton-second/m² (N·s/m²)

Poise (P)

7 / 40

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

Viscous force

Buoyant force

Hydrostatic pressure

8 / 40

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

Transitional flow

Laminar flow

Turbulent flow

9 / 40

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

Pressure

Density

Velocity

10 / 40

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

Newton (N)

Pascal (Pa)

Barye (Ba)

11 / 40

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

Viscosity

Cohesion

Fluidity

12 / 40

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

Poise (P)

Pascal-second (Pa·s)

Newton-second/m² (N·s/m²)

13 / 40

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

Poise (P)

Newton-second/m² (N·s/m²)

Pascal-second (Pa·s)

14 / 40

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

Pressure

Volume

Temperature

15 / 40

Which of the following represents a property of a fluid?

Viscosity

Volume

Weight

16 / 40

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

Density

Viscosity

Pressure

17 / 40

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

Viscosity

Elasticity

Density

18 / 40

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

Buoyant force

Drag force

Viscous force

19 / 40

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

Buoyancy

Viscosity

Drag

20 / 40

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

Density

Viscosity

Pressure

21 / 40

What is the SI unit of pressure?

Newton (N)

Pascal (Pa)

Joule (J)

22 / 40

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

Newton (N)

Pascal (Pa)

Gram per cubic centimeter (g/cm³)

23 / 40

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

Fluid statics

Fluid thermodynamics

Fluid dynamics

24 / 40

What is the SI unit of density?

Kilogram per cubic meter (kg/m³)

Pascal (Pa)

Newton (N)

25 / 40

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

Viscous force

Buoyant force

Drag force

26 / 40

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

Viscous force

Hydrostatic pressure

Buoyant force

27 / 40

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

Turbulent flow

Laminar flow

Transitional flow

28 / 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?

Bernoulli's principle

Continuity equation

Pascal's law

29 / 40

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

Buoyant force

Viscous force

Hydrostatic pressure

30 / 40

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

Bernoulli's principle

Archimedes' principle

Pascal's law

31 / 40

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

Viscous force

Drag force

Buoyant force

32 / 40

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

Turbulent flow

Laminar flow

Frictional flow

33 / 40

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

Pascal effect

Bernoulli effect

Archimedes effect

34 / 40

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

Volume

Mass

Density

35 / 40

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

Fluid dynamics

Fluid thermodynamics

Fluid statics

36 / 40

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

Turbulent flow

Frictional flow

Laminar flow

37 / 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?

Boyle's law

Gay-Lussac's law

Charles's law

38 / 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

Tensile stress

Pressure

39 / 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?

Pascal's law

Bernoulli's principle

Archimedes' principle

40 / 40

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

Buoyant force

Viscous force

Hydrostatic pressure

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adminMarch 31, 2024

0 7 1 minute read