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. |
The concept of load balancing is useful in selecting the___________ |
| A. | Anchorage profile |
| B. | Bending profile |
| C. | Tendon profile |
| D. | Jack profile |
| Answer» D. Jack profile | |
| 2. |
If the beam supports uniformly distributed load the tendon follows. |
| A. | Straight |
| B. | Ellipse profile |
| C. | Random profile |
| D. | Parabolic profile |
| Answer» E. | |
| 3. |
When the beam supports two concentrated loads, the cable follows which profile? |
| A. | Straight |
| B. | Bent |
| C. | Curved |
| D. | Trapezoidal |
| Answer» E. | |
| 4. |
The shape of the bending moment diagram results from ___________ |
| A. | Tendon profile |
| B. | External loads |
| C. | Cable profile |
| D. | Compression |
| Answer» C. Cable profile | |
| 5. |
A rectangular beam of 300mm wide and 800mm deep supports two concentrated loads of 20kn each at a span of 9m. Calculate the prestressing force and suggest a suitable cable profile if the eccentricity is 50mm? |
| A. | 600kn |
| B. | 500kn |
| C. | 200kn |
| D. | 800kn |
| Answer» B. 500kn | |
| 6. |
A rectangular prestressed beam 150 mm wide and 300mm deep is used over a effective span of 10m and the cable with zero eccentricity at the supports, linearly varying to 50mm at the centre carries an effective prestressing force of 500kn(Z=225 104). Evaluate stress due to prestressing? |
| A. | 22.2n/mm<sup>2</sup> |
| B. | 42.2n/mm<sup>2</sup> |
| C. | 32.2n/mm<sup>2</sup> |
| D. | 52.2n/mm<sup>2</sup> |
| Answer» B. 42.2n/mm<sup>2</sup> | |