

MCQOPTIONS
Saved Bookmarks
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 | |