Steel Structure Design problems
- 1. On steel structures the dead load is the weight of
Options- A. steel work
- B. material fastened to steel work
- C. material supported permanently
- D. all the above. Discuss
Correct Answer: all the above.
- 2. According to IS: 800-1962, the coefficient of expansion of steel per degree centigrade per unit length, is taken as
Options- A. 0.000008
- B. 0.000010
- C. 0.000012
- D. 0.000014
- E. 0.000016 Discuss
Correct Answer: 0.000012
- 3. The minimum width B of a solid casing for a cased beam, is equal to
Options- A. B = b + 25 mm
- B. B = b + 50 mm
- C. B = b + 75 mm
- D. B = b + 100 mm
- E. B = b + 125 mm Discuss
Correct Answer: B = b + 100 mm
- 4. Modified moment of inertia of sections with a single web, is equal to moment of inertia of the section about Y-Y axis at the point of maximum bending moment and is multiplied by the ratio of
Options- A. area of compression flange at the minimum bending moment to the corresponding area at the point of maximum bending moment
- B. area of tension flange at the minimum bending moment of the corresponding area at the point of maximum bending moment
- C. total area of flanges at the maximum bending moment to the corresponding area at the point of maximum bending moment
- D. none of these. Discuss
Correct Answer: total area of flanges at the maximum bending moment to the corresponding area at the point of maximum bending moment
- 5. Rolled steel beams are :
Options- A. mainly used to resist bending stress
- B. used as independent sections to resist compressive stress
- C. used as independent sections to resist tensile stress
- D. All the above. Discuss
Correct Answer: All the above.
- 6. The effective length of a compression member of length L held in position at both ends but not restrained in direction, is
Options- A. L
- B. 0.67 L
- C. 0.85 L
- D. 1.5 L
- E. 2 L Discuss
Correct Answer: L
- 7. When the ratio of the moment M to axial load P is greater than
, the resultant of the compressive bearing pressure which acts at a distance Y from one side, is given by
Options- A.
- B.
- C.
- D.
- E.
Discuss
Correct Answer:
- 8. Compression members composed of two channels back-to-back and separated by a small distance are connected together by riveting so that the minimum slenderness ratio of each member between the connections, does not exceed
Options- A. 40
- B. 50
- C. 60
- D. 70 Discuss
Correct Answer: 40
- 9. A web plate is called unstiffened if the ratio of clear depth to thickness is less than
Options- A. 35
- B. 50
- C. 60
- D. 85
- E. 90 Discuss
Correct Answer: 85
- 10. If the thickness of a structural member is small as compared to its length and width, it is classified as
Options- A. one dimensional
- B. two dimensional
- C. three dimensional
- D. none of these. Discuss
Correct Answer: two dimensional
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