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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. |
What is the range of Lane s coefficient for clayey soils? |
A. | 3.0 to 3.5 |
B. | 2.5 to 3.0 |
C. | 1.6 to 3.0 |
D. | > 3.0 |
Answer» D. > 3.0 | |
2. |
What is the value of Lane s coefficient for fine sand and coarse sand? |
A. | 7 and 5 |
B. | 5 and 7 |
C. | 7 and 8.5 |
D. | 7 and 9 |
Answer» B. 5 and 7 | |
3. |
Which of the following limitation of Bligh s theory forms the basis of Lane s creep theory? |
A. | No distinction between the vertical and horizontal creep |
B. | No distinction between effectiveness of outer and inner faces of sheet pile |
C. | Significance of exit gradient is not considered |
D. | Bligh s theory holds good when the length of the horizontal floor is greater than or equal to twice the depth of the deepest pile |
Answer» B. No distinction between effectiveness of outer and inner faces of sheet pile | |
4. |
In Lane s weighted creep theory, he suggested a weightage factor _________ |
A. | 1/3 for horizontal creep and 1.0 for vertical creep |
B. | 1/3 for vertical creep and 1.0 for horizontal creep |
C. | 2/3 for horizontal creep and 1/3 for horizontal creep |
D. | 2/3 for vertical creep and 1/3 for horizontal creep |
Answer» B. 1/3 for vertical creep and 1.0 for horizontal creep | |
5. |
Lane s in his theory proposed that horizontal creep is more effective than the vertical creep. |
A. | True |
B. | False |
Answer» C. | |