Structural Design Specifications problems
- 1. The designed transverse shear in lacing is assumed as
Options- A. 2.5% of axial load
- B. 3% of axial load
- C. 3.5% of axial load
- D. 4% of axial load. Discuss
Correct Answer: 2.5% of axial load
- 2. The approximate value of torsion constant k for a box of depth d, width b, and having uniform thickness t, is
Options- A.
- B.
- C.
- D.
Discuss
Correct Answer:
- 3. A continuous beam shall be deemed to be a deep beam if the ratio of its effective span to overall depth, is
Options- A. 2.0
- B. 2.5
- C. less than 2
- D. less than 2.5 Discuss
Correct Answer: 2.5
- 4. Pick up the correct precaution while spilicing the reinforcing bars
Options- A. These are provided away from the sections of maximum stress
- B. These are staggered
- C. These are provided if the B.M. is more than 50% of M.R.
- D. Not more than half the bars are spliced at a section
- E. All the above. Discuss
Correct Answer: All the above.
- 5. For the plain reinforcing bars in compression, the permissible design bond stress in tension, is increased by
Options- A. 10%
- B. 15%
- C. 20%
- D. 25%
- E. 30% Discuss
Correct Answer: 25%
- 6. If the dimensions of a rectangular section of a short column are 15 cm x 20 cm, its unsupported length should be restricted to
Options- A. 9.0 m
- B. 10.0 m
- C. 11.0 m
- D. 12.0 m Discuss
Correct Answer: 9.0 m
- 7. For rolled I-beams and channels, permissible tensile and compressive stresses does not exceed
Options- A. 1400 kg/cm2
- B. 1500 kg/cm2
- C. 1650 kg/cm2
- D. 1800 kg/cm2 Discuss
Correct Answer: 1650 kg/cm2
- 8. For the reinforced concrete member totally immersed in sea water, the normal cover provided for the reinforcing bars is further increased by
Options- A. 10 mm
- B. 20 mm
- C. 30 mm
- D. 40 mm
- E. 50 mm Discuss
Correct Answer: 40 mm
- 9. The test strength of the sample is taken as the average of the strength of
Options- A. 2 specimens
- B. 3 specimens
- C. 4 specimens
- D. 5 specimens Discuss
Correct Answer: 3 specimens
- 10. The reduced level of third floor of a building near a column is 205.350 m. The reduced levels of the undersides of four beams supporting the fourth floor framing into the column mutually perpendicular are 208.350 m, 208.450 m, 208.500 m and 208.550 m. The supported length of the column is
Options- A. 3.000 m
- B. 3.100 m
- C. 3.150 m
- D. 3.200 m Discuss
Correct Answer: 3.000 m
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