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 8 of 28

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Q71.
The maximum shear stress occurs on the filament which makes an angle with the horizontal plane equal to

a.

30°

b.

45°

c.

60°

d.

90°

Discuss
Answer: (b).45°
Q72.
For determining the moisture content of a soil sample, the following data is available Weight of container = 260 g, Weight of soil sample and = 320 g container, Weight of soil sample (dried) and = 310 g container. The moisture content of the soil sample, is

a.

15%

b.

18%

c.

20%

d.

25%

Discuss
Answer: (c).20%
Q73.
Buoyant unit weight equals the saturated density

a.

multiplied by unit weight of water

b.

divided by unit weight of water

c.

plus unit weight of water

d.

minus unit weight of water.

Discuss
Answer: (d).minus unit weight of water.
Q74.
Pick up the correct statement from the following:

a.

An unconfined compression test is a special case of triaxial compression test

b.

An unconfined compression test is a special case of direct shear test

c.

The confining pressure is maximum during an unconfined compression test

d.

The cylindrical specimen of a soil is subjected to major principal stress till it fails due to shearing along the plane of the failure.

Discuss
Answer: (a).An unconfined compression test is a special case of triaxial compression test
Q75.
A partially saturated soil is classified as

a.

one phase soil

b.

two phase soil

c.

three phase soil

d.

four phase soil.

Discuss
Answer: (c).three phase soil
Q76.
The earth pressure of a soil at rest, is proportional to (where ฯ† is the angle of internal friction of the soil)

a.

tan (45° - ฯ†)

b.

tan (45° + ฯ†)

c.

tan² (45° - ฯ†)

d.

none of these

Discuss
Answer: (d).none of these
Q77.
The critical exist gradient of seepage water in soils, is

a.

directly proportional to the voids ratio

b.

inversely proportional to the specific gravity

c.

directly proportional to the specific gravity

d.

none of these.

Discuss
Answer: (d).none of these.
Q78.
Water content of a soil sample is the difference of the weight of the given sample at the given temperature and the weight determined after drying it for 24 hours at temperature ranging from

a.

80° to 90°C

b.

90° to 95°C

c.

95° to 100°C

d.

105° to 110°C

Discuss
Answer: (d).105° to 110°C
Q79.
The ratio of the volume of voids to the total volume of the given soil mass, is known

a.

porosity

b.

specific gravity

c.

void ratio

d.

water content.

Discuss
Answer: (a).porosity
Q80.
Pick up the correct statement from the following:

a.

Illite bond is weaker than Kaolinite bond

b.

Illite bond is stronger than montmorillonite bond

c.

Illites do not swell when wet

d.

All the above.

Discuss
Answer: (d).All the above.
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