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This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Irrigation Engineering knowledge and support exam preparation. Choose a topic below to get started.
1. |
Backward erosion piping takes place when the phreatic line cuts the downstream face of the dam and seepage pressure is high. |
A. | True |
B. | False |
Answer» B. False | |
2. |
Heave piping may occur on the _______________ |
A. | downstream of sheet pile or cut off wall |
B. | upstream of sheet pile or cut off wall |
C. | body of earth structure |
D. | below the foundation |
Answer» B. upstream of sheet pile or cut off wall | |
3. |
The structure finally subsides in the hollow formed in the foundation in which failure? |
A. | Collapse |
B. | Overturning |
C. | Undermining |
D. | Uplift |
Answer» D. Uplift | |
4. |
The uplift pressure is not important for the upstream apron during considerations of failure due to uplift. |
A. | True |
B. | False |
Answer» B. False | |
5. |
What are the two main causes of failure of hydraulic structure on the pervious foundation? |
A. | Seepage and Over-turning |
B. | Undermining and Uplift |
C. | Over-turning and Piping |
D. | Overturning and Uplift |
Answer» C. Over-turning and Piping | |