Flow Through Pipes MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Flow Through Pipes, 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 Flow Through Pipes 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 Flow Through Pipes mcq questions that explore various aspects of Flow Through Pipes problems. Each MCQ is crafted to challenge your understanding of Flow Through Pipes 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 Flow Through Pipes 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 Flow Through Pipes. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

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Flow Through Pipes MCQs | Page 1 of 7

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Q1.
Which one of the following is a major loss?

a.

frictional loss

b.

shock loss

c.

entry loss

d.

exit loss

Discuss
Answer: (a).frictional loss
Q2.
Which property of the fluid accounts for the major losses in pipes?

a.

density

b.

specific gravity

c.

viscosity

d.

compressibility

Discuss
Answer: (c).viscosity
Q3.
The frictional resistance for fluids in motion is

a.

proportional to the velocity in laminar flow and to the square of the velocity in turbulent flow

b.

proportional to the square of the velocity in laminar flow and to the velocity in turbulent flow

c.

proportional to the velocity in both laminar flow and turbulent flow

d.

proportional to the square of the velocity in both laminar flow and turbulent flow

Discuss
Answer: (a).proportional to the velocity in laminar flow and to the square of the velocity in turbulent flow
Q4.
The frictional resistance for fluids in motion is

a.

dependent on the pressure for both laminar and turbulent flows

b.

independent of the pressure for both laminar and turbulent flows

c.

dependent on the pressure for laminar flow and independent of the pressure for turbulent flow

d.

independent of the pressure for laminar flow and dependent on the pressure for turbulent flow

Discuss
Answer: (b).independent of the pressure for both laminar and turbulent flows
Q5.
The frictional resistance for fluids in motion is

a.

inversely proportional to the square of the surface area of contact

b.

inversely proportional to the surface area of contact

c.

proportional to the square of the surface area of contact

d.

proportional to the surface area of contact

Discuss
Answer: (d).proportional to the surface area of contact
Q6.
The frictional resistance for fluids in motion varies

a.

slightly with temperature for both laminar and turbulent flows

b.

considerably with temperature for both laminar and turbulent flows

c.

slightly with temperature for laminar flow and considerably with temperature for turbulent flow

d.

considerably with temperature for laminar flow and slightly with temperature for turbulent flow

Discuss
Answer: (d).considerably with temperature for laminar flow and slightly with temperature for turbulent flow
Q7.
Which one of the following is correct?

a.

the frictional resistance depends on the nature of the surface area of contact

b.

the frictional resistance is independent of the nature of the surface area of contact

c.

the frictional resistance depends on the nature of the surface area of contact for laminar flows but is independent of the nature of the surface area of contact for turbulent flows

d.

the frictional resistance is independent of the nature of the surface area of contact for laminar flows but depends on the nature of the surface area of contact for turbulent flows

Discuss
Answer: (d).the frictional resistance is independent of the nature of the surface area of contact for laminar flows but depends on the nature of the surface area of contact for turbulent flows
Q8.
Which one of the following is correct?

a.

the frictional resistance is always dependent on the nature of the surface area of contact

b.

the frictional resistance is always independent of the nature of the surface area of contact

c.

the frictional resistance is dependent on the nature of the surface area of contact when the liquid flows at a velocity less than the critical velocity

d.

the frictional resistance is independent of the nature of the surface area of contact when the liquid flows at a velocity less than the critical velocity

Discuss
Answer: (d).the frictional resistance is independent of the nature of the surface area of contact when the liquid flows at a velocity less than the critical velocity
Q9.
Which one of the following is correct?

a.

Darcy-Weisbach’s formula is generally used for head loss in flow through both pipes and open channels

b.

Chezy’s formula is generally used for head loss in flow through both pipes and open channels

c.

Darcy-Weisbach’s formula is generally used for head loss in flow through both pipes and Chezy’s formula for open channels

d.

Chezy’s formula is generally used for head loss in flow through both pipes and Darcy-Weisbach’s formula for open channels

Discuss
Answer: (c).Darcy-Weisbach’s formula is generally used for head loss in flow through both pipes and Chezy’s formula for open channels
Q10.
A liquid flows through pipes 1 and 2 with the same flow velocity. If the ratio of their pipe diameters d₁ : d₂ be 3:2, what will be the ratio of the head loss in the two pipes?

a.

3:2

b.

9:4

c.

2:3

d.

4:9

Discuss
Answer: (c).2:3
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