MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Concrete Technology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Glass fiber is made up from _______ individual filaments. |
| A. | 100-200 |
| B. | 200-400 |
| C. | 500 |
| D. | >500 |
| Answer» C. 500 | |
| 2. |
Polypropylene fibers is hydrophobic in nature. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
What is the width of the flat sheet fibers after silting in mm? |
| A. | .3-.5 |
| B. | .25 |
| C. | .15-.41 |
| D. | .25-.90 |
| Answer» E. | |
| 4. |
What is the thickness of the flat sheet fibers after silting in mm? |
| A. | .3-.5 |
| B. | .25 |
| C. | .15-.41 |
| D. | .25-.90 |
| Answer» D. .25-.90 | |
| 5. |
What is the thickness of the steel fiber after silting in mm? |
| A. | .3-.5 |
| B. | .25 |
| C. | .155-.41 |
| D. | .25-.90 |
| Answer» C. .155-.41 | |
| 6. |
Diameter of Round Steel Fiber lies in the range of _______ mm. |
| A. | .3-.5 |
| B. | .25-.75 |
| C. | .155-.41 |
| D. | .25-.90 |
| Answer» C. .155-.41 | |
| 7. |
_______ % is the range for absorptivity of this concrete. |
| A. | 1-4 |
| B. | 5 |
| C. | 0-1 |
| D. | 9-15 |
| Answer» D. 9-15 | |
| 8. |
_______ % is the range for porosity of this concrete. |
| A. | 1-4 |
| B. | 5 |
| C. | 0-1 |
| D. | 9-15 |
| Answer» B. 5 | |
| 9. |
What is the density for this concrete in kg/m3? |
| A. | 2400 |
| B. | 2200 |
| C. | 2000 |
| D. | 1800 |
| Answer» B. 2200 | |
| 10. |
What is the linear coefficient of thermal expansibility for this concrete in 10-6/K? |
| A. | 8-12 |
| B. | 8-10 |
| C. | 10-15 |
| D. | 12-15 |
| Answer» B. 8-10 | |
| 11. |
What is the range of contraction for this concrete in mm/m? |
| A. | .5-1 |
| B. | .6 |
| C. | <1 |
| D. | >1 |
| Answer» B. .6 | |
| 12. |
What is the value of modulus of elasticity? |
| A. | 60-115 MPa |
| B. | 10-16 MPa |
| C. | 35-50 GPa |
| D. | 500 GPa |
| Answer» D. 500 GPa | |
| 13. |
What is the bending strength of this concrete? |
| A. | 60-115 MPa |
| B. | 10-16 MPa |
| C. | 35-50 GPa |
| D. | 500 GPa |
| Answer» C. 35-50 GPa | |
| 14. |
What is the compressive strength of this concrete? |
| A. | 60-115 MPa |
| B. | 10-16 MPa |
| C. | 35-50 GPa |
| D. | 500 GPa |
| Answer» B. 10-16 MPa | |
| 15. |
Main component in this concrete is _______ |
| A. | Cement |
| B. | Sulphur |
| C. | Sulphur and aggregates |
| D. | Aggregates |
| Answer» D. Aggregates | |