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- Question
The ratio of the effective length to the least radius of gyration of a tie member of a roof truss, which gets subjected to reversal of stress shall not exceed
Options- A. 180
- B. 200
- C. 240
- D. 350
- Correct Answer
- 350
- 1. Pick up the correct statement applicable to cased columns.
Options- A. Single I-beam or channels back with or without flange plates may be used
- B. The overall dimensions of the steel section do not exceed 750 x 450 mm over plate if used
- C. The column is unpainted and is solidly encased in ordinary dense concrete with 10 mm aggregates having a minimum of cube strength 160 kg/cm2 at 28 days
- D. The surface and edges of the steel column should be provided a concrete cover not less than 50 mm
- E. All the above. Discuss
- 2. The maximum spacing of shear reinforcement should not exceed 0.75 d subject to a minimum of
Options- A. 300 mm
- B. 350 mm
- C. 400 mm
- D. 450 mm
- E. 500 mm Discuss
- 3. The tolerances for the form work of columns and beams range from
Options- A. - 3 mm to + 6 mm
- B. - 4 mm to + 8 mm
- C. - 6 mm to + 12 mm
- D. - 8 mm to + 12 mm Discuss
- 4. Minimum diameter of the lateral ties should not be less than
Options- A. 4 mm
- B. 5 mm
- C. 6 mm
- D. 10 mm Discuss
- 5. As per IS : 1982, the permissible axial tension in rolled I-beams and channels, is
Options- A. 1500 kg/cm2
- B. 1800 kg/cm2
- C. 1400 kg/cm2
- D. 1420 kg/cm2 Discuss
- 6. The individual part of the structures is subjected to a load test for 24 hours by applying a load equal to full dead load of the structure plus
Options- A. imposed load
- B. 1.15 times imposed load
- C. 1.25 times imposed load
- D. 1.3 times imposed load. Discuss
- 7. If the ratio of effective span to overall depth of a simply supported beam is less than 1, the lever arm is
Options- A. 0.3l
- B. 0.4l
- C. 0.5l
- D. 0.6l Discuss
- 8. The maximum bending moment in a purlin of length L when subjected to a distributed load ?, is assumed
Options- A.
- B.
- C.
- D.
Discuss
- 9. The average 28 days compressive strength of at least three 15 cm concrete cubes prepared with available water as compared to the average strength of three similer concrete cubes prepared with distilled water, should be at least
Options- A. 70%
- B. 80%
- C. 90%
- D. 95% Discuss
- 10. If the ends of the compression flanges of simply supported girders are fully restrained against lateral bending, the effective length is taken as
Options- A. span
- B. 0.85 x span
- C. 0.7 x span
- D. 0.5 x span Discuss
Structural Design Specifications problems
Search Results
Correct Answer: All the above.
Correct Answer: 450 mm
Correct Answer: - 6 mm to + 12 mm
Correct Answer: 5 mm
Correct Answer: 1500 kg/cm2
Correct Answer: 1.25 times imposed load
Correct Answer: 0.6l
Correct Answer:
Correct Answer: 90%
Correct Answer: 0.7 x span
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