Kinematics of Flow and Ideal Flow MCQs

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

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Kinematics of Flow and Ideal Flow MCQs | Page 2 of 10

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Q11.
“The velocity of entrance and exit through a nozzle remains the same.” Is this ever possible?

a.

only if the flow is compressible

b.

only if the flow is laminar

c.

only if the flow is rotational

d.

never possible

Discuss
Answer: (a).only if the flow is compressible
Q12.
Three flows named as 1,2 and 3 are observed. The Reynold’s number for the three are 100, 1000 and 10000. Which of the flows will be laminar?

a.

only 1

b.

only 1 and 2

c.

1, 2 and 3

d.

only 3

Discuss
Answer: (b).only 1 and 2
Q13.
Three flows named as 1,2 and 3 are observed. The flow velocities are v1 and v2. If all other geometrical factors remain the same along with the fluid considered, flow is more likely to be laminar?

a.

flow 1 if v1 > v2

b.

flow 2 if v1 > v2

c.

always flow 1

d.

always flow 2

Discuss
Answer: (a).flow 1 if v1 > v2
Q14.
What will be the shape of the pathline for an one-dimensional flow be like?

a.

straight line

b.

parabolic

c.

hyperbolic

d.

elliptical

Discuss
Answer: (a).straight line
Q15.
Which of the following is correct?

a.

Pathlines of two particles in an one-dimensional flow can never intersect

b.

Pathlines of two particles in an one-dimensional flow can never intersect if the two particles move along the same direction

c.

Pathlines of two particles in an one-dimensional flow can intersect only if the two particles move along the same direction

d.

Pathlines of two particles in an one-dimensional flow can intersect only if the two particles move along different directions

Discuss
Answer: (c).Pathlines of two particles in an one-dimensional flow can intersect only if the two particles move along the same direction
Q16.
What is the maximum number of times the pathlines of two particles can intersect in an one dimensional flow?

a.

0

b.

1

c.

2

d.

infinite

Discuss
Answer: (b).1
Q17.
The velocity of a point in a flow is

a.

along the streamline

b.

tangent to the streamline

c.

along the pathline

d.

tangent to the pathline

Discuss
Answer: (b).tangent to the streamline
Q18.
In a water supply system, water flows in from pipes 1 and 2 and goes out from pipes 3 and 4 as shown. If all the pipes have the same diameter, which of the following must be correct?

a.

the sum of the flow velocities in 1 and 2 is equal to that in 3 and 4

b.

the sum of the flow velocities in 1 and 3 is equal to that in 2 and 4

c.

the sum of the flow velocities in 1 and 4 is equal to that in 2 and 3

d.

the flow velocities in 1 and 2 is equal to that in 3 and 4

Discuss
Answer: (a).the sum of the flow velocities in 1 and 2 is equal to that in 3 and 4
Q19.
Which of the following is correct?

a.

A streamline can intersect itself and two streamlines can cross

b.

A streamline cannot intersect itself but two streamlines can cross

c.

A streamline can intersect itself but two streamlines cannot cross

d.

A streamline cannot intersect itself and two streamlines cannot cross

Discuss
Answer: (d).A streamline cannot intersect itself and two streamlines cannot cross
Q20.
The streamlines of the particles in a flow are recorded. If the streamline distribution remain the same even after sometime, what type of flow can it be?

a.

steady

b.

unsteady

c.

uniform

d.

non-uniform

Discuss
Answer: (a).steady
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