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- Question
The maximum compressive strength on 15 cm cubes of M 20 grade concrete at 7 days, should be a minimum of
Options- A. 7 N/mm2
- B. 10 N/mm2
- C. 15 N/mm2
- D. 20 N/mm2
- Correct Answer
- 10 N/mm2
- 1. The area of the concrete in compression plus the area of reinforcement transferred on the basis of modular ratio, is called
Options- A. transferred section
- B. equivalent section
- C. cracked section
- D. none of these. Discuss
- 2. For battened struts, the effective length is increased by
Options- A. 5%
- B. 7.5%
- C. 10%
- D. 12.5%
- E. 15% Discuss
- 3. The outstand of stiffeners should be (where t is the thickness of flat).
Options- A. 6 t
- B. 8 t
- C. 10 t
- D. 12 t Discuss
- 4. Pick up the correct statement regarding columns.
Options- A. The cross sectional area of longitudinal reinforcement, should not be less than 0.8% nor more than 4% of its gross sectional area
- B. The minimum of longitudinal bars provided in rectangular and circular columns are 4 and 6 respectively
- C. In helically reinforced column, the minimum number of longitudinal reinforcement should be six
- D. If the effective length of a column is less than three times its lateral dimension, it is generally called a pedestal
- E. All the above. Discuss
- 5. The maximum area of compression reinforcement in a beam of cross section B x D is limited to
Options- A. 0.02 BD
- B. 0.03 BD
- C. 0.04 BD
- D. 0.05 BD Discuss
- 6. 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
- 7. 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
- 8. 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
- 9. 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
- 10. 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
Structural Design Specifications problems
Search Results
Correct Answer: cracked section
Correct Answer: 10%
Correct Answer: 12 t
Correct Answer: All the above.
Correct Answer: 0.04 BD
Correct Answer: 2.5% of axial load
Correct Answer:
Correct Answer: 2.5
Correct Answer: All the above.
Correct Answer: 25%
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