MCQOPTIONS
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MCQOPTIONS
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. | i<sub>c</sub> = / <sub>w</sub> |
| B. | i<sub>c</sub> = + <sub>w</sub> |
| C. | i<sub>c</sub> = - <sub>w</sub> |
| D. | i<sub>c</sub> = |
| Answer» B. i<sub>c</sub> = + <sub>w</sub> | |
| 2. |
The quick condition takes place when effective pressure is _______ |
| A. | =0 |
| B. | =1 |
| C. | = z + p<sub>s</sub> |
| D. | = z |
| Answer» B. =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. | =z <sub>sat</sub>*iz <sub>w</sub> |
| B. | =z *iz <sub>w</sub> |
| C. | =z iz <sub>w</sub> |
| D. | =z /iz <sub>w</sub> |
| Answer» D. =z /iz <sub>w</sub> | |
| 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=i <sub>w</sub>zA |
| B. | j=izA |
| C. | j=i <sub>w</sub> |
| D. | j=zA |
| Answer» D. j=zA | |
| 7. |
The seepage force J with respect to hydraulic gradient i is given by ________ |
| A. | ih <sub>w</sub>zA |
| B. | i <sub>w</sub>z/hA |
| C. | i <sub>w</sub>zA |
| D. | ih/zA <sub>w</sub> |
| Answer» D. ih/zA <sub>w</sub> | |
| 8. |
The relationship between seepage force J and seepage pressure ps is given by _______ |
| A. | J=p<sub>s</sub> /A |
| B. | J=p<sub>s</sub> +A |
| C. | J=p<sub>s</sub> A |
| D. | J=p<sub>s</sub> A |
| Answer» E. | |
| 9. |
The seepage pressure ps with respect to hydraulic gradient i is given by ________ |
| A. | ih <sub>w</sub>z |
| B. | i <sub>w</sub>z/h |
| C. | i <sub>w</sub>z |
| D. | ih/z <sub>w</sub> |
| Answer» D. ih/z <sub>w</sub> | |
| 10. |
The seepage pressure ps is given by _________ |
| A. | h <sub>w</sub> |
| B. | h/ <sub>w</sub> |
| C. | h+ <sub>w</sub> |
| D. | h- <sub>w</sub> |
| Answer» B. h/ <sub>w</sub> | |
| 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 | |