MCQOPTIONS
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MCQOPTIONS
This section includes 13 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. |
Prevention of bond between the steel and concrete is known as ___________ |
| A. | Bond prestressed concrete |
| B. | Axial prestressing |
| C. | De bonding |
| D. | Proof stress |
| Answer» D. Proof stress | |
| 2. |
Which of the following type of prestress applied to concrete in which tensile stresses to a limited degree are permitted is known as ___________ |
| A. | Moderate prestressing |
| B. | Partial prestressing |
| C. | Full prestressing |
| D. | Axial prestressing |
| Answer» C. Full prestressing | |
| 3. |
The phenomena of reduction of stress in steel at a constant strain are known as ___________ |
| A. | Reduction of stress |
| B. | Relaxation of stress |
| C. | De bonding |
| D. | Proof stress |
| Answer» C. De bonding | |
| 4. |
The ratio between the creep strain and elastic strain of concrete is defined as ___________ |
| A. | Creep ratio |
| B. | Creep elasticity |
| C. | Creep coefficient |
| D. | Creep factor |
| Answer» D. Creep factor | |
| 5. |
The phenomena of drying process of contraction concrete refer to ___________ |
| A. | Moisture loss |
| B. | Shrinkage of concrete |
| C. | Drying process |
| D. | Weight loss |
| Answer» C. Drying process | |
| 6. |
In case of continuous prestressed concrete members to gain continuity, splicing is done by ___________ |
| A. | Reinforcement |
| B. | Steel |
| C. | Concrete |
| D. | Tendons |
| Answer» E. | |
| 7. |
In circular prestressing members, the tendons are supplied in form of ___________ |
| A. | Cables |
| B. | Bars |
| C. | Wires |
| D. | Rings |
| Answer» E. | |
| 8. |
The load at which the prestressed member develops its first crack is called as ___________ |
| A. | Transfer load |
| B. | Creep load |
| C. | Bending load |
| D. | Cracking load |
| Answer» E. | |
| 9. |
In cab cable, the curved portion of the tendon and anchors lie in ___________ |
| A. | Compression and Tension zone |
| B. | Cracking zone |
| C. | Tension and Compression zone |
| D. | Loading zone |
| Answer» D. Loading zone | |
| 10. |
The length of the prestressing tendon between the end of the member and the point where the steel attains its stress is called ___________ |
| A. | Anchorage |
| B. | De bonding |
| C. | Cracking load |
| D. | Transmission length |
| Answer» E. | |
| 11. |
In the zone of anchorages the material preferred to minimize costs is ___________ |
| A. | High strength steel |
| B. | High strength bars |
| C. | High strength tendons |
| D. | High strength concrete |
| Answer» E. | |
| 12. |
The necessity of high strength concrete in prestressed concrete is due to ___________ |
| A. | Shear and Bonding |
| B. | Loading and Unloading |
| C. | Cracking |
| D. | Bending |
| Answer» B. Loading and Unloading | |
| 13. |
The significant observations which resulted from the pioneering research on prestressed concrete were ___________ |
| A. | High strength steel and losses of prestress |
| B. | High strength tendon and losses of creep |
| C. | High strength bars and losses of strain |
| D. | High strength rings and losses of shrinkage |
| Answer» B. High strength tendon and losses of creep | |