MCQOPTIONS
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MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Prestressed Concrete Structures knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Design a suitable section for the tie member of a truss to support a maximum design tensile force of 500kn. The permissible compressive stress in concrete at transfer is 15n/mm2. |
| A. | 41500 |
| B. | 4000 |
| C. | 22000 |
| D. | 1500 |
| Answer» B. 4000 | |
| 2. |
The design essentially considered for axial tension is to determine the ____________ |
| A. | Deflection |
| B. | Eccentricity |
| C. | Cross section |
| D. | Loads |
| Answer» D. Loads | |
| 3. |
Due to presence of precompression, prestressed concrete is ideally suited for the design of members subjected to ____________ |
| A. | Axial tension |
| B. | Prestressed tension |
| C. | Principle stress |
| D. | Bonded stress |
| Answer» B. Prestressed tension | |
| 4. |
It is often preferable to use a larger section, because it means a saving on ____________ |
| A. | Deflection |
| B. | Cost |
| C. | Stress |
| D. | Strain |
| Answer» B. Cost | |
| 5. |
The maximum design value of the moment of resistance of rectangular flanged section varies from ____________ |
| A. | 0.08f<sub>ck</sub>bd<sup>2</sup> to 0.2f<sub>ck</sub>bd<sup>2</sup> |
| B. | 0.11fc<sub>ck</sub>d<sup>2</sup> to 0.5f<sub>ck</sub>bd<sup>2</sup> |
| C. | 0.15fc<sub>ck</sub>d<sup>2</sup> to 0.8f<sub>ck</sub>bd<sup>2</sup> |
| D. | 0.21fc<sub>ck</sub>d<sup>2</sup> to 0.9f<sub>ck</sub>bd<sup>2</sup> |
| Answer» B. 0.11fc<sub>ck</sub>d<sup>2</sup> to 0.5f<sub>ck</sub>bd<sup>2</sup> | |
| 6. |
Which of failure is considered in the design of prestressed concrete members for the limit states of collapse? |
| A. | Total failure |
| B. | Shear failure |
| C. | Ultimate failure |
| D. | Collapse failure |
| Answer» D. Collapse failure | |