Explore topic-wise MCQs in Soil Mechanics.

This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Soil Mechanics knowledge and support exam preparation. Choose a topic below to get started.

1.

The critical hydraulic gradient is given by _______

A. ic = γ’/ γw
B. ic = γ’+ γw
C. ic = γ’-γw
D. ic = γ’
Answer» B. ic = γ’+ γw
2.

The quick condition takes place when effective pressure is _______

A. σ’=0
B. σ’=1
C. σ’= zγ’+ ps
D. σ’= zγ’
Answer» B. σ’=1
3.

In ______ direction of flow, the effective pressure is increased.

A. perpendicular
B. tangential
C. upward
D. downward
Answer» E.
4.

The effective pressure subjected to seepage pressure is given by _______

A. σ’=zγsat*izγw
B. σ’=zγ’*izγw
C. σ’=zγ’±izγw
D. σ’=zγ’/izγw
Answer» D. σ’=zγ’/izγw
5.

The seepage pressure always acts _______

A. in the direction of flow
B. opposite to direction of flow
C. perpendicular to direction of flow
D. tangential to direction of flow
Answer» B. opposite to direction of flow
6.

The seepage force per unit volume j is given by _______

A. j=iγwzA
B. j=izA
C. j=iγw
D. j=zA
Answer» D. j=zA
7.

The seepage force J with respect to hydraulic gradient i is given by ________

A. ihγwzA
B. iγwz/hA
C. iγwzA
D. ih/zAγw
Answer» D. ih/zAγw
8.

The relationship between seepage force J and seepage pressure ps is given by _______

A. J=ps /A
B. J=ps +A
C. J=ps –A
D. J=ps A
Answer» E.
9.

The seepage pressure ps with respect to hydraulic gradient i is given by ________

A. ihγwz
B. iγwz/h
C. iγwz
D. ih/zγw
Answer» D. ih/zγw
10.

The seepage pressure ps is given by _________

A. hγw
B. h/γw
C. h+γw
D. h-γw
Answer» B. h/γw
11.

The first rational approach to the problem of seepage through soils was ________

A. Archimedes
B. Poiseuille
C. Darcy
D. Terzaghi
Answer» E.
12.

Seepage pressure is responsible for quick sand condition.

A. True
B. False
Answer» B. False
13.

Seepage force is the energy transfer between __________

A. air and water
B. water and soil
C. air and soil
D. earth and air
Answer» C. air and soil