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This section includes 2 Mcqs, each offering curated multiple-choice questions to sharpen your Prestressed Concrete Structures Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
1. |
A rectangular concrete beam of cross section 100mm wide and 400mm deep is prestressed by a straight cable of span 6m, imposed load is 3.14kn/m, area is 36×103mm2(Z=18×105mm3). Calculate working moment assuming the self weight of concrete as 24kn/m3? |
A. | 10.25 |
B. | 2.25 |
C. | 3.25 |
D. | 4.25 |
Answer» B. 2.25 | |
2. |
A rectangular concrete beam of cross section 120mm wide and 300mm deep is prestressed by a straight cable, effective force of 180kn at an eccentricity 50, area of 36×103mm2(z=18×105mm3). Find the total stress due to prestress? |
A. | 10 |
B. | 25 |
C. | 35 |
D. | 45 |
Answer» B. 25 | |