Permeability MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Permeability, a fundamental topic in the field of Geotechnical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Permeability 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 Permeability mcq questions that explore various aspects of Permeability problems. Each MCQ is crafted to challenge your understanding of Permeability principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Geotechnical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Permeability MCQs are your pathway to success in mastering this essential Geotechnical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Permeability. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Permeability knowledge to the test? Let's get started with our carefully curated MCQs!

Permeability MCQs | Page 10 of 10

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Q91.
The average coefficient of permeability of whole deposit will depend upon _________

a.

direction of flow with respect to bedding plane

b.

direction of flow but not with respect to the bedding plane

c.

length of the bedding plane

d.

width of the bedding plane

Discuss
Answer: (a).direction of flow with respect to bedding plane
Q92.
The average permeability parallel to the bedding planes is given by________

a.

\(k = \frac{k_1 z_1+k_2 z_2+⋯.+k_n z_n}{z}*\frac{1}{2} \)

b.

\(k = \frac{1}{\frac{z_1}{k_1} +\frac{z_2}{k_2} +⋯+\frac{z_n}{k_n}} \)

c.

\(k = \frac{z}{\frac{z_1}{k_1} +\frac{z_2}{k_2} +⋯+\frac{z_n}{k_n}} \)

d.

\(k = \frac{k_1 z_1+k_2 z_2+⋯.+k_n z_n}{z} \)

Discuss
Answer: (d).\(k = \frac{k_1 z_1+k_2 z_2+⋯.+k_n z_n}{z} \)
Q93.
The average permeability perpendicular to the bedding planes is given by________

a.

\(k = \frac{k_1 z_1+k_2 z_2+⋯.+k_n z_n}{z}*\frac{1}{2} \)

b.

\(k = \frac{1}{\frac{z_1}{k_1} +\frac{z_2}{k_2} +⋯+\frac{z_n}{k_n}} \)

c.

\(k = \frac{z}{\frac{z_1}{k_1} +\frac{z_2}{k_2} +⋯+\frac{z_n}{k_n}} \)

d.

\(k = \frac{k_1 z_1+k_2 z_2+⋯.+k_n z_n}{z} \)

Discuss
Answer: (c).\(k = \frac{z}{\frac{z_1}{k_1} +\frac{z_2}{k_2} +⋯+\frac{z_n}{k_n}} \)
Q94.
A soil deposit has three layers of soil. The permeability of the second layer is twice that of the first layer and the permeability of the third layer is thrice that of the first layer. The thickness of each layer is 5m. What will be its average permeability parallel to the bedding plane?

a.

k

b.

2k

c.

3k

d.

4k

Discuss
Answer: (b).2k
Q95.
What will be its average permeability perpendicular to the bedding plane if a soil deposit has three layers of soil? The permeability of the second layer is twice that of the first layer and the permeability of the third layer is thrice that of the first layer. The thickness of each layer is 5m.

a.

11k

b.

18k

c.

\(\frac{11}{18}k\)

d.

\(\frac{18}{11}k\)

Discuss
Answer: (d).\(\frac{18}{11}k\)
Q96.
A soil deposit has three layers of soil. The permeability of the second layer is 1/2 that of the first layer and the permeability of the third layer is 1/3 that of the first layer. The thickness of each layer is equal. What will be its average permeability parallel to the bedding plane?

a.

11k

b.

18k

c.

\(\frac{11}{18}k\)

d.

\(\frac{18}{11}k\)

Discuss
Answer: (c).\(\frac{11}{18}k\)
Q97.
What will be its average permeability perpendicular to the bedding plane if a soil deposit has three layers of soil? The permeability of the second layer is 1/2 that of the first layer and the permeability of the third layer is 1/3 that of the first layer. The thickness of each layer is equal.

a.

k

b.

1/2k

c.

1/3k

d.

1/4k

Discuss
Answer: (b).1/2k
Q98.
The coefficient of permeability of the two soil layers 1 and 2 in soil deposit is 9*10¯⁷ cm/s and 4*10¯⁷ cm/s respectively. The thickness of the layers is equal. The value of average permeability parallel to bedding planes is ________

a.

4.5*10¯⁷ cm/s

b.

5.5*10¯⁷ cm/s

c.

6.5*10¯⁷ cm/s

d.

7.5*10¯⁷ cm/s

Discuss
Answer: (c).6.5*10¯⁷ cm/s
Q99.
The coefficient of permeability of the two soil layers 1 and 2 in soil deposit is 9*10¯⁷ cm/s and 4*10¯⁷ cm/s respectively. The thickness of the layers is equal. The value of average permeability perpendicular to bedding planes is ________

a.

4.5*10¯⁷ cm/s

b.

5.5*10¯⁷ cm/s

c.

6.5*10¯⁷ cm/s

d.

7.5*10¯⁷ cm/s

Discuss
Answer: (b).5.5*10¯⁷ cm/s
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