

MCQOPTIONS
Saved Bookmarks
This section includes 9 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 method of tensioning Magnel-Balton system involves ___________ |
A. | Hydraulic jack and wires |
B. | Hydraulic jack and bars |
C. | Multi strand hydraulic jack |
D. | Jack inserted at centre of beam |
Answer» B. Hydraulic jack and bars | |
2. |
The drawback of Lee-McCall system is it cannot use ___________ |
A. | Straight tendons |
B. | Elliptical tendons |
C. | Curved tendons |
D. | Trapezoidal tendons |
Answer» D. Trapezoidal tendons | |
3. |
In Lee-McCall system, the prestressing tendons are in the form of ___________ |
A. | Steel bars |
B. | Tension bars |
C. | Compression bars |
D. | Rings |
Answer» B. Tension bars | |
4. |
In Gifford-Udall system, the number of methods for prestressing members is? |
A. | 1 |
B. | 2 |
C. | 3 |
D. | 4 |
Answer» D. 4 | |
5. |
Which of the following is a disadvantage of Freyssinet system? |
A. | Stresses in the wires are not similar |
B. | Rapid attainment of stretching force |
C. | Safeguarding of wires is economical |
D. | Projection of plug left in concrete |
Answer» B. Rapid attainment of stretching force | |
6. |
The Freyssinet system of prestressing involves the arrangement of wires of number? |
A. | 10 |
B. | 14 |
C. | 12 |
D. | 8 |
Answer» D. 8 | |
7. |
The Freyssinet system of post tensioning anchorages was developed in ___________ |
A. | 1934 |
B. | 1935 |
C. | 1939 |
D. | 1936 |
Answer» D. 1936 | |
8. |
After the tensioning operation, the space between the tendons and the ducts are ___________ |
A. | Layered |
B. | Grouted |
C. | Cemented |
D. | Drilled |
Answer» C. Cemented | |
9. |
In post tensioning, the concrete units are cast by ___________ |
A. | Ducts |
B. | Jacks |
C. | Anchorages |
D. | Wedges |
Answer» B. Jacks | |