MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Foundation knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
For an angle of internal friction of 30°, find the flow value Nφ |
| A. | 4 |
| B. | 10 |
| C. | 3 |
| D. | 0 |
| Answer» D. 0 | |
| 2. |
For a saturated clay cu=18KN/m2, find the height of tension cracks is 7m. Find the saturated unit weight. |
| A. | 43 KN/m3 |
| B. | 98 KN/m3 |
| C. | 18 KN/m3 |
| D. | 86 KN/m3 |
| Answer» D. 86 KN/m3 | |
| 3. |
For a saturated clay of 20KN/m3 and cu=24 kN/m2, find the height of tension cracks. |
| A. | 2.4 m |
| B. | 6.9 m |
| C. | 3.5 m |
| D. | 1.7 m |
| Answer» B. 6.9 m | |
| 4. |
For a soil deposit, C=20 KN/m2 and is found be to a purely cohesive soil. It has a critical height of an unsupported vertical cut as 4m. Find the unit weight of soil. |
| A. | 13 kN/m3 |
| B. | 20 kN/m3 |
| C. | 56 kN/m3 |
| D. | 77 kN/m3 |
| Answer» C. 56 kN/m3 | |
| 5. |
Find the critical height of an unsupported vertical cut in cohesive soil of C= 10KN/m2 and γ=20KN/m2. |
| A. | 5m |
| B. | 2m |
| C. | 8m |
| D. | 9m |
| Answer» C. 8m | |
| 6. |
When the height of retaining wall is 6m, then the distance of point of application of the resultant pressure from the base is ________ |
| A. | 10m |
| B. | 2m |
| C. | 3m |
| D. | 7m |
| Answer» C. 3m | |
| 7. |
If a backfill has unit weight of 12 KN/m3 and the equivalent height of surcharge as 3m, then find the surcharge. |
| A. | 12 KN/m2 |
| B. | 25 KN/m2 |
| C. | 36 KN/m2 |
| D. | 75 KN/m2 |
| Answer» D. 75 KN/m2 | |
| 8. |
If the backfill has unit weight of 18 KN/m2 and surcharge of 36 KN/m2, then find the equivalent height of surcharge. |
| A. | 4m |
| B. | 56m |
| C. | 2m |
| D. | 86m |
| Answer» D. 86m | |
| 9. |
Compute the passive pressure intensity when the backfill has unit weight of 18 KN/m3 and height of wall is 6 m. The angle of internal friction is 300. The backfill has surcharge of 36 KN/m2. |
| A. | 378 KN/m2 |
| B. | 432 KN/m2 |
| C. | 875 KN/m2 |
| D. | 972 KN/m2 |
| Answer» C. 875 KN/m2 | |
| 10. |
Compute the active pressure intensity when the backfill has unit weight of 18 KN/m3 and height of wall is 6 m. The angle of internal friction is 300. The backfill has surcharge of 36 KN/m2. |
| A. | 45 KN/m2 |
| B. | 75 KN/m2 |
| C. | 48 KN/m2 |
| D. | 78 KN/m2 |
| Answer» D. 78 KN/m2 | |
| 11. |
The water table is at the ground level and backfill has saturated unit weight as 22KN/m3. The height of wall is 6m and Ka=1/3. Find the pressure intensity, if free water stands on other face of wall. |
| A. | 45.82 KN/m2 |
| B. | 78.28 KN/m2 |
| C. | 24.38 KN/m2 |
| D. | 56.27 KN/m2 |
| Answer» D. 56.27 KN/m2 | |
| 12. |
The water table is at the ground level and backfill has saturated unit weight as 22KN/m3. The height of wall is 6m and Ka=\(\frac{1}{3}.\) Find the pressure intensity. |
| A. | 45.22 KN/m2 |
| B. | 18.45 KN/m2 |
| C. | 83.24 KN/m2 |
| D. | 67.83 KN/m2 |
| Answer» D. 67.83 KN/m2 | |
| 13. |
Compute the passive pressure intensity when the backfill has unit weight of Ka=\(\frac{1}{3}\) and height of wall is 6 m. The coefficient of active earth pressure Ka=\(\frac{1}{3}.\) |
| A. | 176 KN/m3 |
| B. | 154 KN/m3 |
| C. | 324 KN/m3 |
| D. | 476 KN/m3 |
| Answer» D. 476 KN/m3 | |
| 14. |
Compute the active pressure intensity when the backfill has unit weight of 18 KN/m3 and height of wall is 6 m. The angle of internal friction is 30°. |
| A. | 45 KN/m2 |
| B. | 36 KN/m3 |
| C. | 87 KN/m2 |
| D. | 27 KN/m2 |
| Answer» C. 87 KN/m2 | |
| 15. |
For an angle of internal friction of 300, the values of coefficients of active and passive earth pressures are given by a _____ and ____ respectively. |
| A. | \(\frac{1}{3}\), 3 |
| B. | \(\frac{1}{5}\), 5 |
| C. | 3, \(\frac{1}{3}\) |
| D. | 5, \(\frac{1}{5}\) |
| Answer» B. \(\frac{1}{5}\), 5 | |