MCQOPTIONS
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MCQOPTIONS
This section includes 16 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In design of R.C.C. structures, the tensile strength of concrete is taken as: |
| A. | 5N/mm2 |
| B. | 2N/mm2 |
| C. | 0.3N/mm2 |
| D. | 0N/mm2 |
| Answer» E. | |
| 2. |
M15 concrete is used for: |
| A. | Dams |
| B. | Foundation |
| C. | R.C.C |
| D. | Mass concreting works |
| Answer» C. R.C.C | |
| 3. |
Bleeding is good to an extent if it occurs when concrete is: |
| A. | Transported |
| B. | Mixed |
| C. | Plastic |
| D. | Placed |
| Answer» D. Placed | |
| 4. |
Workability reduces with time. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
BLEEDING_IS_GOOD_TO_AN_EXTENT_IF_IT_OCCURS_WHEN_CONCRETE_IS:?$ |
| A. | Transported |
| B. | Mixed |
| C. | Plastic |
| D. | Placed |
| Answer» D. Placed | |
| 6. |
In design of R.C.C. structures, the tensile strength of concrete is taken as:$ |
| A. | 5N/mm<sup>2</sup> |
| B. | 2N/mm<sup>2</sup> |
| C. | 0.3N/mm<sup>2</sup> |
| D. | 0N/mm<sup>2</sup> |
| Answer» E. | |
| 7. |
M15 concrete is used for:$ |
| A. | Dams |
| B. | Foundation |
| C. | R.C.C |
| D. | Mass concreting works |
| Answer» C. R.C.C | |
| 8. |
Higher the cement content, |
| A. | Higher aggregates |
| B. | Lower workability |
| C. | Higher strength |
| D. | Lower strength |
| Answer» D. Lower strength | |
| 9. |
Workability reduces with time? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 10. |
Which admixture is used to improve workability? |
| A. | Plasticizers |
| B. | Metakaolin |
| C. | Reducers |
| D. | Accelerators |
| Answer» B. Metakaolin | |
| 11. |
Permanent dimension changes due to loading is termed as: |
| A. | Strain |
| B. | Extent |
| C. | Creep |
| D. | Ambit |
| Answer» D. Ambit | |
| 12. |
Impermeability is a property of fresh concrete. |
| A. | True |
| B. | False |
| Answer» C. | |
| 13. |
How does the strength of concrete differ with age of concrete? |
| A. | Increases |
| B. | Decreases |
| C. | No effect |
| D. | Increases, then decreases |
| Answer» B. Decreases | |
| 14. |
Which of the below property of aggregates is not desirable? |
| A. | Smooth texture |
| B. | Well graded |
| C. | Angular shape |
| D. | Smaller size |
| Answer» D. Smaller size | |
| 15. |
The accumulation of water on the outer surface of the concrete is: |
| A. | Transpiration |
| B. | Bleeding |
| C. | Guttation |
| D. | Ponding |
| Answer» C. Guttation | |
| 16. |
Properties of concrete can broadly be divided into: |
| A. | 8 |
| B. | 6 |
| C. | 4 |
| D. | 2 |
| Answer» E. | |