One Dimensional Consolidation MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on One Dimensional Consolidation, 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 One Dimensional Consolidation 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 One Dimensional Consolidation mcq questions that explore various aspects of One Dimensional Consolidation problems. Each MCQ is crafted to challenge your understanding of One Dimensional Consolidation 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 One Dimensional Consolidation 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 One Dimensional Consolidation. 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 One Dimensional Consolidation knowledge to the test? Let's get started with our carefully curated MCQs!

One Dimensional Consolidation MCQs | Page 8 of 22

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Q71.
In case of pre-consolidated soil, the final settlement is ___________

a.

small

b.

negligible

c.

large

d.

very large

Discuss
Answer: (a).small
Q72.
The recompression index Cs is________ compared to compression index Cc for pre-consolidated soils.

a.

small

b.

very small

c.

large

d.

very large

Discuss
Answer: (b).very small
Q73.
When the effective pressure is smaller than pre-consolidation pressure, the final settlement is ____________

a.

\(ρ_f=Hlog_{10} \frac{σ’}{σ’_0}\)

b.

\(ρ_f=H \frac{C_c}{1+e_o} log_{10} \frac{σ’}{σ’_0}\)

c.

\(ρ_f=H \frac{C_S}{1+e_o} log_{10} \frac{σ’}{σ’_0}\)

d.

\(ρ_f=H \frac{1}{1+e_o} log_{10} \frac{σ’}{σ’_0}\)

Discuss
Answer: (c).\(ρ_f=H \frac{C_S}{1+e_o} log_{10} \frac{σ’}{σ’_0}\)
Q74.
For a finite surface loading, the intensity of change in effective pressure decreases with depth of layer in linear manner.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q75.
When the pre-consolidation pressure σₚ‘ is greater than initial effective pressure σ’₀ but smaller than effective pressure σ’, then the final settlement is calculated on the basis of ___________

a.

settlement due to σ’₀ to σₚ‘ using Cₛ only

b.

settlement due to σₚ‘ to σ’ using Cc only

c.

settlement due to σ’₀ to σₚ‘ using Cₛ and settlement due to σₚ‘ to σ’ using Cc

d.

settlement due to σ’ to σₚ‘ using Cc and settlement due to σₚ‘ to σ’ using Cc

Discuss
Answer: (c).settlement due to σ’₀ to σₚ‘ using Cₛ and settlement due to σₚ‘ to σ’ using Cc
Q76.
When the pre-consolidation pressure σₚ‘ is greater than initial effective pressure σ’₀ but smaller than effective pressure σ’, then the final settlement is calculated on the basis of equation _________

a.

\(ρ_f=H \frac{C_c}{1+e_o}log_{10}\frac{σ_p’}{σ’_0}+H \frac{C_c}{1+e_o}log_{10}\frac{σ’}{σ_p’}\)

b.

\(ρ_f=H \frac{C_S}{1+e_o}log_{10}\frac{σ_p’}{σ’_0}+H \frac{C_S}{1+e_o}log_{10}\frac{σ’}{σ_p’}\)

c.

\(ρ_f=\frac{C_S}{1+e_o}log_{10}\frac{σ_p’}{σ’_0}+\frac{C_c}{1+e_o}log_{10} \frac{σ’}{σ_p’}\)

d.

\(ρ_f=H\frac{C_S}{1+e_o}log_{10}\frac{σ_p’}{σ’_0}+H \frac{C_c}{1+e_o}log_{10} \frac{σ’}{σ_p’}\)

Discuss
Answer: (d).\(ρ_f=H\frac{C_S}{1+e_o}log_{10}\frac{σ_p’}{σ’_0}+H \frac{C_c}{1+e_o}log_{10} \frac{σ’}{σ_p’}\)
Q77.
To find pre-consolidation pressure __________ sample is used.

a.

undisturbed clay

b.

disturbed clay

c.

gravel

d.

sand gravel

Discuss
Answer: (a).undisturbed clay
Q78.
To find pre-consolidation pressure __________ relationship in graph is plotted.

a.

voids ratio and effective pressure

b.

effective pressure and total pressure

c.

effective pressure and pore pressure

d.

total pressure and total pressure

Discuss
Answer: (a).voids ratio and effective pressure
Q79.
In determination of pre-consolidation pressure ___________ point of virgin curve is selected.

a.

maximum curvature

b.

maximum radius

c.

minimum curvature

d.

initial point

Discuss
Answer: (a).maximum curvature
Q80.
The theoretical concept of consolidation process was developed by _____________

a.

Terzaghi

b.

Taylor

c.

Skempton

d.

Darcy

Discuss
Answer: (a).Terzaghi
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