MCQOPTIONS
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MCQOPTIONS
This section includes 21 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Geology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The pressure of the tunnel axis below the water table is preferable. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Which of the following is not included under preliminary survey? |
| A. | Knowing the general topography of the area |
| B. | Knowing the lithology of the area |
| C. | Knowing the structural condition of the rocks |
| D. | Driving the pilot tunnels |
| Answer» E. | |
| 3. |
In synclinal condition, low pressure areas are found at __________ |
| A. | Core |
| B. | Crust |
| C. | Mantle |
| D. | Outline |
| Answer» C. Mantle | |
| 4. |
When can the rocks act as a natural arch? |
| A. | Tunnel axis parallel to dip direction |
| B. | Tunnel axis normal to dip direction |
| C. | Tunnel axis inclined to dip direction |
| D. | Tunnel axis parallel to strike direction |
| Answer» B. Tunnel axis normal to dip direction | |
| 5. |
Layers dipping at angles up to 45° may be called __________ |
| A. | Moderately inclined strata |
| B. | Steeply inclined strata |
| C. | Half inclined strata |
| D. | Semi-inclined strata |
| Answer» B. Steeply inclined strata | |
| 6. |
Which type of rocks requires double lining, i.e., temporary and permanent lining? |
| A. | Hard rocks |
| B. | Crystalline rocks |
| C. | Soft rocks |
| D. | Non-crystalline rocks |
| Answer» D. Non-crystalline rocks | |
| 7. |
Selection of excavation method depends on __________ |
| A. | Type of rocks |
| B. | Nature of rocks and ground |
| C. | Texture of rocks and ground |
| D. | Weather conditions of the place |
| Answer» C. Texture of rocks and ground | |
| 8. |
WHEN_CAN_THE_ROCKS_ACT_AS_NATURAL_ARCH??$ |
| A. | Tunnel axis parallel to dip direction |
| B. | Tunnel axis normal to dip direction |
| C. | Tunnel axis inclined to dip direction |
| D. | Tunnel axis parallel to strike direction |
| Answer» B. Tunnel axis normal to dip direction | |
| 9. |
Which of the following is not included under preliminary survey?$ |
| A. | Knowing the general topography of the area |
| B. | Knowing the lithology of the area |
| C. | Knowing the structural condition of the rocks |
| D. | Driving the pilot tunnels |
| Answer» E. | |
| 10. |
In synclinal condition, low pressure areas are found at$ |
| A. | Core |
| B. | Crust |
| C. | Mantle |
| D. | Outline |
| Answer» C. Mantle | |
| 11. |
The pressure of tunnel axis below the water table is preferable. State true or false. |
| A. | True |
| B. | False |
| Answer» C. | |
| 12. |
Which type of geological structure can be rectified by grouting? |
| A. | Joints |
| B. | Folds |
| C. | Faults |
| D. | Inclined strata |
| Answer» B. Folds | |
| 13. |
Folded rocks are often best storehouses of which of water? |
| A. | Juvenile water |
| B. | Magmatic water |
| C. | Artesian water |
| D. | Connate water |
| Answer» D. Connate water | |
| 14. |
Layers dipping at angles up to 45° may be calle?# |
| A. | Moderately inclined strata |
| B. | Steeply inclined strata |
| C. | Half inclined strata |
| D. | Semi-inclined strata |
| Answer» B. Steeply inclined strata | |
| 15. |
Which type of strata is rare in occurrence? |
| A. | Vertical strata |
| B. | Horizontal strata |
| C. | Inclined strata |
| D. | Jointed strata |
| Answer» C. Inclined strata | |
| 16. |
Which type of rocks require double lining, i.e., temporary and permanent lining? |
| A. | Hard rocks |
| B. | Crystalline rocks |
| C. | Soft rocks |
| D. | Non-crystalline rocks |
| Answer» D. Non-crystalline rocks | |
| 17. |
Pick the rock considered as soft rocks for tunnelling. |
| A. | Granite |
| B. | Gabbro |
| C. | Basalt |
| D. | Shale |
| Answer» E. | |
| 18. |
What occurs due to falling of big rock blocks or sides due to release of stresses during tunnelling? |
| A. | Rock fall |
| B. | Rock bursts |
| C. | Blockage |
| D. | Water rush |
| Answer» C. Blockage | |
| 19. |
Lithology does not affect which parameter? |
| A. | Type of tunnel |
| B. | Method of tunnelling |
| C. | Strength and extent of lining |
| D. | Cost of the project |
| Answer» B. Method of tunnelling | |
| 20. |
Which outline is preferred for weak rocks with unequal lateral pressure? |
| A. | D-shaped |
| B. | Horse-shoe shaped |
| C. | Circular |
| D. | Rectangular shaped |
| Answer» D. Rectangular shaped | |
| 21. |
Selection of excavation method depends on |
| A. | Type of rocks |
| B. | Nature of rocks and ground |
| C. | Texture of rocks and ground |
| D. | Weather conditions of the place |
| Answer» C. Texture of rocks and ground | |