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Geotechnical Engineering Basic Concepts Online Exam Quiz

Important questions about Geotechnical Engineering Basic Concepts. Geotechnical Engineering Basic Concepts MCQ questions with answers. Geotechnical Engineering Basic Concepts exam questions and answers for students and interviews.

A soil mass in a three-phase system consists of ______

Options

A : a. solids, water and air

B : b. sand, gravel and air

C : c. solids and water only

D : d. solids and air only

When the soil is fully saturated, then there are no air voids present in it.

Options

A : a. True

B : b. False

C : c. May be True or False

D : d. Can't say

The volume of voids V? is equal to the sum of ______

Options

A : a. the volume of air and volume of solids

B : b. the volume of air and volume of water

C : c. the volume of water and volume of solids

D : d. the volume of water and the weight of water

The phase diagram is also known as _______

Options

A : a. soil grain diagram

B : b. block diagram

C : c. constituents diagram

D : d. element diagram

The weight of total voids is equal to the weight of Water.

Options

A : a. True

B : b. False

C : c. May be True or False

D : d. Can't say

In the phase diagram, volumes are represented on the ________

Options

A : a. left side

B : b. right side

C : c. top

D : d. bottom

The volume of solids is represented as _______ in the phase diagram.

Options

A : a. V?

B : b. Vw

C : c. V?

D : d. V?

The weight of solids is represented as _______

Options

A : a. Wd

B : b. Ww

C : c. W?

D : d. W

The total weight of the moist sample is the sum of _______

Options

A : a. Ww+Wd

B : b. W?+Ww

C : c. W?+Wd

D : d. W?

For a fully saturated soil sample, the volume of voids is equal to _______

Options

A : a. volume of air

B : b. volume of water

C : c. the volume of air and volume of water

D : d. the volume of water and volume of solids

A soil sample weighs 190kN. After oven drying it weighs 150kN. What will be the weight of Water before oven drying?

Options

A : a. 35 kN

B : b. 40 kN

C : c. 30 kN

D : d. 45 kN

In wet soil mass, air occupies one-seventh of its volume and Water occupies one- eighth of its volume. What will be the ratio of volume of voids with respect to the total volume?

Options

A : a. 0.329

B : b. 0.279

C : c. 0.432

D : d. 0.286

What will be the porosity of a soil sample whose void ratio is 0.35?

Options

A : a. 19.5%

B : b. 40.65%

C : c. 25.9%

D : d. 30%

______ is independent of the total volume of the soil mass.

Options

A : a. Bulk unit weight

B : b. Dry unit weight

C : c. Submerged unit weight

D : d. Unit weight of solids

Void ratio is the ratio of _____

Options

A : a. volume of voids to total volume

B : b. volume of voids to volume of solids

C : c. volume of solids to volume of voids

D : d. volume of soil mass to volume of voids

If the porosity of a soil sample is 22%, then what will be its void ratio?

Options

A : a. 0.3

B : b. 0.27

C : c. 0.28

D : d. 0.25

For a soil sample, the ratio of saturated unit weight to dry unit weight is equal to 1.2 and specific gravity of solids G is 2.65, then its void ratio will be _____

Options

A : a. 0.58

B : b. 0.66

C : c. 0.53

D : d. 0.94

For a fully saturated soil sample, the degree of saturation is ______

Options

A : a. 0

B : b. 0.5

C : c. 0.8

D : d. 1

The percentage void ratio is defined as the ratio of _____

Options

A : a. volume of air voids to total volume of the soil mass

B : b. volume of air voids to volume of total voids

C : c. volume of air voids to volume of water

D : d. volume of voids to total volume of the soil mass

If air content and degree of saturation are represented as ac and S respectively, then the relationship between them is ________

Options

A : a. ac= 1/S

B : b. ac=1-S

C : c. S=1+ac

D : d. S=ac

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