Geotechnical Engineering Basic Concepts MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Geotechnical Engineering Basic Concepts, 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 Geotechnical Engineering Basic Concepts 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 Geotechnical Engineering Basic Concepts mcq questions that explore various aspects of Geotechnical Engineering Basic Concepts problems. Each MCQ is crafted to challenge your understanding of Geotechnical Engineering Basic Concepts 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 Geotechnical Engineering Basic Concepts 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 Geotechnical Engineering Basic Concepts. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

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Geotechnical Engineering Basic Concepts MCQs | Page 6 of 8

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Q51.
The relationship between γd, G, w and S is_______

a.

γd = G γw*(1+(\(\frac{wG}{S}\)))

b.

γd = G γw – (1+(\(\frac{wG}{S}\)))

c.

γd = G γw/(1+(\(\frac{wG}{S}\)))

d.

γd = G γw+(1+(\(\frac{wG}{S}\)))

Discuss
Answer: (c).γd = G γw/(1+(\(\frac{wG}{S}\)))
Q52.
If the soil sample has porosity of 30% and specific gravity of solids G=2.7, then its dry unit weight will be ______

a.

18.350 kN/m³

b.

18.535 kN/m³

c.

18.640 kN/m³

d.

18.545 kN/m³

Discuss
Answer: (b).18.535 kN/m³
Q53.
A soil sample has a dry density of 8.5 kN/m³, specific gravity of solids G as 2.7 and voids ratio of 0.6. If the unit weight of soil is 50% saturated, then its bulk unit weight will be ______

a.

19.274 kN/m³

b.

23.034 kN/m³

c.

20.554 kN/m³

d.

21.428 kN/m³

Discuss
Answer: (c).20.554 kN/m³
Q54.
When the soil is fully saturated with its specific gravity of solids G=2.7 and voids ratio e=0.667, its water content is ______

a.

0.326

b.

0.247

c.

0.543

d.

1

Discuss
Answer: (b).0.247
Q55.
A soil has a dry unit weight of 17.5 kN/m³ and a water content of 20%. What will be its bulk unit weight?

a.

18 kN/m³

b.

19 kN/m³

c.

20 kN/m³

d.

21 kN/m³

Discuss
Answer: (d).21 kN/m³
Q56.
A soil has a void ratio of 0.6 and a specific gravity of solids as 2.7. What will be its dry unit weight?

a.

15.5 kN/m³

b.

16 kN/m³

c.

16.5 kN/m³

d.

17 kN/m³

Discuss
Answer: (c).16.5 kN/m³
Q57.
A soil has porosity of 40% and air content of 50%.What will be its percentage air voids?

a.

30%

b.

60%

c.

20%

d.

50%

Discuss
Answer: (c).20%
Q58.
If a solid has air content of 50%, then its degree of saturation will be ______

a.

40%

b.

50%

c.

30%

d.

20%

Discuss
Answer: (b).50%
Q59.
If a soil has a void ratio of 0.64, specific gravity of solids as 2.65, then its saturated unit weight will be ______

a.

24.5 kN/m³

b.

25 kN/m³

c.

25.5 kN/m³

d.

19.5 kN/m³

Discuss
Answer: (d).19.5 kN/m³
Q60.
A soil has a void ratio of 0.6, specific gravity as 2.65 and degree of saturation as 50%. What will be its bulk unit weight?

a.

17 kN/m³

b.

18 kN/m³

c.

19 kN/m³

d.

20 kN/m³

Discuss
Answer: (b).18 kN/m³
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