Soil Mechanics and Foundation Engineering MCQs

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

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

Soil Mechanics and Foundation Engineering MCQs | Page 7 of 28

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Q61.
Degree of saturation of a natural soil deposit having water content 15%, specific gravity 2.50 and void ratio 0.5, is

a.

50%

b.

60%

c.

75%

d.

80%

Discuss
Answer: (c).75%
Q62.
In a liquid limit test, the moisture content at 10 blows was 70% and that at 100 blows was 20%. The liquid limit of the soil, is

a.

35%

b.

50%

c.

65%

d.

none of these.

Discuss
Answer: (c).65%
Q63.
The active earth pressure of a soil is proportional to (where ฯ† is the angle of friction of the soil)

a.

tan (45° - ฯ†)

b.

tan² (45° + ฯ†/2)

c.

tan² (45° - ฯ†/2)

d.

tan (45° + ฯ†)

Discuss
Answer: (c).tan² (45° - ฯ†/2)
Q64.
The minimum water content at which the soil just begins to crumble when rolled into threads 3 mm in diameter, is known

a.

liquid limit

b.

plastic limit

c.

shrinkage limit

d.

permeability limit.

Discuss
Answer: (b).plastic limit
Q65.
Pick up the correct statement from the following:

a.

The rise of the ground surface due to frost action is called frost heave.

b.

The freezing of water is accompained by a volume increase of 9%.

c.

Below freezing point, higher soil suction develops.

d.

All the above.

Discuss
Answer: (d).All the above.
Q66.
Which one of the following statements is true ?

a.

Clays are more porous than sands

b.

Pressure of organic matter in a soil decreases the bearing capacity of the soil

c.

Aluminous cement is used for foundations in soils with chemical deposits

d.

All the above.

Discuss
Answer: (d).All the above.
Q67.
The coefficient of compressibility of soil, is the ratio of

a.

stress to strain

b.

strain to stress

c.

stress to settlement

d.

rate of loading to that of settlement.

Discuss
Answer: (b).strain to stress
Q68.
If the failure of a finite slope occurs through the toe, it is known as

a.

slope failure

b.

face failure

c.

base failure

d.

toe failure.

Discuss
Answer: (d).toe failure.
Q69.
Rankine's theory of active earth pressure assumes

a.

soil mass is homogeneous, dry and cohesionless

b.

ground surface is a plane which may be horizontal or inclined

c.

back of the wall is vertical and smooth

d.

all the above.

Discuss
Answer: (d).all the above.
Q70.
The water content of soil is defined as the ratio of

a.

volume of water to volume of given soil

b.

volume of water to volume of voids in soil

c.

weight of water to weight of air in voids

d.

weight of water to weight of solids of given mass of soil.

Discuss
Answer: (d).weight of water to weight of solids of given mass of soil.
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