Failure Envelopes and Earth Pressure MCQs

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

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Failure Envelopes and Earth Pressure. 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 Failure Envelopes and Earth Pressure knowledge to the test? Let's get started with our carefully curated MCQs!

Failure Envelopes and Earth Pressure MCQs | Page 4 of 19

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Q31.
The ratio of horizontal stress σₕ to vertical stress σᵥ is _______

a.

coefficient of earth pressure

b.

coefficient of volume change

c.

coefficient of compressibility

d.

coefficient of consolidation

Discuss
Answer: (a).coefficient of earth pressure
Q32.
The coefficient of earth pressure for active state of plastic equilibrium is given by ___________

a.

\(K_a=\frac{1}{tan^2 (45°+\frac{φ}{2})} \)

b.

\(K_a=tan^2 (45°+\frac{φ}{2}) \)

c.

\(K_a=sin^2 (45°+\frac{φ}{2}) \)

d.

\(K_a=\frac{1}{cot^2 (45°+\frac{φ}{2})} \)

Discuss
Answer: (a).\(K_a=\frac{1}{tan^2 (45°+\frac{φ}{2})} \)
Q33.
The coefficient of earth pressure for passive state of plastic equilibrium is given by ________

a.

\(K_p=\frac{1}{tan^2 (45°+\frac{φ}{2})} \)

b.

\(K_p=tan^2 (45°+\frac{φ}{2})\)

c.

\(K_p=sin^2 (45°+\frac{φ}{2})\)

d.

\(K_p=\frac{1}{cot^2 (45°+\frac{φ}{2})} \)

Discuss
Answer: (b).\(K_p=tan^2 (45°+\frac{φ}{2})\)
Q34.
The coefficient of earth pressure for active state of plastic equilibrium in terms of sine function is _______

a.

\(K_a=1-sinφ\)

b.

\(K_a=\frac{1-sinφ}{1+sinφ} \)

c.

\(K_a=\frac{1+sinφ}{1-sinφ} \)

d.

Kₐ=1+sinφ

Discuss
Answer: (b).\(K_a=\frac{1-sinφ}{1+sinφ} \)
Q35.
The coefficient of earth pressure for passive state of plastic equilibrium in terms of sine function is _______

a.

\(K_a=1-sinφ\)

b.

\(K_a=\frac{1-sinφ}{1+sinφ} \)

c.

\(K_a=\frac{1+sinφ}{1-sinφ} \)

d.

Kₐ=1+sinφ

Discuss
Answer: (c).\(K_a=\frac{1+sinφ}{1-sinφ} \)
Q36.
During the active state of plastic equilibrium, the retaining wall moves _______

a.

towards the fill

b.

away from the fill

c.

does not change its position

d.

remains in equilibrium

Discuss
Answer: (b).away from the fill
Q37.
During the passive state of plastic equilibrium, the retaining wall moves _______

a.

towards the fill

b.

away from the fill

c.

does not change its position

d.

remains in equilibrium

Discuss
Answer: (a).towards the fill
Q38.
In active state of plastic equilibrium, the earth pressure on the wall ________

a.

increases

b.

decreases

c.

is zero

d.

is constant

Discuss
Answer: (b).decreases
Q39.
In passive state of plastic equilibrium, the earth pressure on the wall ________

a.

increases

b.

decreases

c.

is zero

d.

is constant

Discuss
Answer: (a).increases
Q40.
In active state, the failure wedge shows ____________

a.

downward movement

b.

upward movement

c.

left side movement

d.

right side movement

Discuss
Answer: (a).downward movement
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