# Soil Mechanics MCQ Civil Engineering Questions Answers

## Soil Mechanics Civil Engineering MCQ Questions Answers

Soil mechanics is a fundamental branch of civil engineering that deals with the behavior of soils and their interaction with structures. It plays a crucial role in the design and construction of various engineering projects, from buildings and highways to dams and tunnels. Aspiring civil engineers need to have a solid grasp of soil mechanics principles to ensure the safety and stability of their creations. Multiple Choice Questions (MCQs) are an effective way to test and reinforce knowledge in this field. In this article, we will delve into a range of MCQs related to soil mechanics in civil engineering, providing answers and explanations for each.

1) Which of the following type of soil is transported by gravitational forces ?

a) Loess

b) Talus

c) Drift

d) Dune sand

Option – b)

2) The soil often found in areas of poor drainage with high evaporation is

(a) clay

(b) peaty

(c) kaoline

(d) alkaline

Option – d)

3) The collapsible soil is associated with

a) dune sands

b) laterite soils

c) loess

d) black cotton soils

Option – c)

4) The ratio of voids to total volume of soil mass is called

(a) void ratio

(b) porosity

(c) degree of saturation

(d) water content ratio

Option – d)

5) Bentonite is a material obtained due to the weathering of

a) limestone

b) quartzite

c) volcanic ash

d) shales

Option – c)

6) Shrinkage limit is defined as ______

(a) the limit of water content that represents the boundary between plastic and semi-solid state.

(b) the lowest water content at which soil can still be completely saturated.

(c) the water content at which the soil shows shearing resistance as the water content is reduced.

(d) none of the above

Option – a)

7) Relative density of a compacted dense sand is approximately equal to

a) 0.4

b) 0.95

c) 0.50

d) 1.10

Option – b)

8) The moisture content of a clayey soil is gradually reduced from a large value. The correct

sequence of the occurrence of the limit are

(a) plastic limit, liquid limit and shrinka ge limit .

(b) shrinkage limit, plastic limit and liquid limit.

(c) liquid limit, plastic limit and shrinkage limit.

(d) plastic limit, shrinkage limit and liquid limit.

Option – b)

9) Liquid limit of a soil indicates its

a) compressibility

b) permeability

c) optimum moisture content

d) shear strength

Option – a)

10)  If the direction of flow of water is parallel to the planes of stratification, the permeability is

______ times more than in a direction perpendicular to them.

(a) 2 to 10

(b) 2 to 20

(c) 2 to 30

(d) 2 to 40