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- Question
The ratio of minimum compressive strength on 15 cm cubes prepared with the concrete of M 20 grade and M 40 grade, at 7 days should be at least
Options- A. 1/3
- B. 1/2
- C. 3/2
- D. 2.0
- Correct Answer
- 1/2
- 1. The reinforcing bars in beams are not bundled in contact if the diameter of the bars, exceeds
Options- A. 12 mm
- B. 20 mm
- C. 35 mm
- D. 30 mm
- E. 36 mm Discuss
- 2. If l is the effective span in metres and D is overall depth of the section in mm, the structure may be accepted after 24 hour load test, provided the maximum deflection in mm is less than
Options- A.
- B.
- C.
- D.
Discuss
- 3. The slenderness ratio of single angle discontinuous struts conmected by a single rivet or bolt, shall not exceed
Options- A. 110
- B. 130
- C. 150
- D. 180 Discuss
- 4. The over all depth of a solid slab is 20 cm and effective depth is 15 cm. The horizontal distance between parallel main reinforcement should not be more than
Options- A. 30 cm
- B. 40 cm
- C. 45 cm
- D. 60 cm Discuss
- 5. Pick up the incorrect statement from the following:
Options- A. The gross section of the web of rolled I-beams is the depth of the beam multiplied by the web thickness
- B. The gross section of the web of channels is the depth of the web multiplied by its thickness
- C. The gross section of the web of plate girders is the depth of the web plate multiplied by its thinkness
- D. None of these. Discuss
- 6. Moist curing of the exposed surfaces of concrete is done at least for
Options- A. 3 days
- B. 5 days
- C. 7 days
- D. 14 days Discuss
- 7. In compression members, the lap length of a bar should not be less than
Options- A. 12 ?
- B. 16 ?
- C. 20 ?
- D. 24 ?
- E. 30 ? Discuss
- 8. The grade of concrete generally not used in the reinforced concrete, is
Options- A. M 10
- B. M 15
- C. M 20
- D. M 40 Discuss
- 9. The effective and actual lengths of a cantilever are same if continuous at the support,
Options- A. unstrained against torsion at the support and free at the end
- B. with partial restraint against torsion of the support and free at the end
- C. restrained against torsion at the support and free at the end
- D. none of the these. Discuss
- 10. For design of a column the eccentricity of loading shall be taken as the distance from the assumed point of application of the load to the centroid of the column, subject to a minimum of
Options- A. 10 mm
- B. 20 mm
- C. 30 mm
- D. 40 mm
- E. 50 mm Discuss
Structural Design Specifications problems
Search Results
Correct Answer: 36 mm
Correct Answer:
Correct Answer: 180
Correct Answer: 45 cm
Correct Answer: The gross section of the web of channels is the depth of the web multiplied by its thickness
Correct Answer: 7 days
Correct Answer: 24 ?
Correct Answer: M 10
Correct Answer: restrained against torsion at the support and free at the end
Correct Answer: 50 mm
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