MCQOPTIONS
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MCQOPTIONS
This section includes 5 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. |
The end block of a prestressed concrete beam has a rectangular section; a cable carrying a force of 200kn is to be anchored against the end block at the centre if the cube strength of concrete at transfer is 30n/mm2. Design the maximum permissible bearing pressure?(Abr = 10000mm2) |
| A. | 24n/mm<sup>2</sup> |
| B. | 48n/mm<sup>2</sup> |
| C. | 54n/mm<sup>2</sup> |
| D. | 12n/mm2<sup>2</sup> |
| Answer» B. 48n/mm<sup>2</sup> | |
| 2. |
The effective punching area Apun is generally the contact area of ____________ |
| A. | Tendon device |
| B. | Anchorage device |
| C. | Stress device |
| D. | Strain device |
| Answer» C. Stress device | |
| 3. |
The bearing pressure on the concrete is given as ____________ |
| A. | 0.4f<sub>ci</sub> |
| B. | 0.8f<sub>ci</sub> |
| C. | 0.12f<sub>ci</sub> |
| D. | 0.2f<sub>ci</sub> |
| Answer» C. 0.12f<sub>ci</sub> | |
| 4. |
The pre and post tensioned members with bonded tendons bond stress between ____________ |
| A. | Steel and concrete |
| B. | Steel and water |
| C. | Steel and aggregates |
| D. | Steel and plastic |
| Answer» B. Steel and water | |
| 5. |
The various codes recommend empirical relations to estimate ____________ |
| A. | Ultimate shear resistance |
| B. | Ultimate torsional resistance |
| C. | Ultimate bending resistance |
| D. | Ultimate load |
| Answer» B. Ultimate torsional resistance | |