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  • Question

  • Long column is one


  • Options
  • A. which is more than 3 m long
  • B. whose lateral dimension is less than 25 cm
  • C. which is free at its top
  • D. which has a ratio of effective length and least lateral dimension more than 15.

  • Correct Answer
  • which has a ratio of effective length and least lateral dimension more than 15. 

    • Steel Structure Design problems

    Search Results

    • 1. For steel members exposed to weather and not accessible for repainting, the thickness of steel should not be less than

    • Options
    • A. 4.5 mm
    • B. 6 mm
    • C. 8 mm
    • D. 10 mm
      • Discuss
    • 2. If R is the reaction on the bearing plate, the minimum moment of. inertia of the bearing stiffener provided at the support of a plate girder of overall depth D, the maximum thickness of the compression flange T, carrying total load W, is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 3. 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
    • 4. 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
    • 5. 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
    • 6. For a cantilever beam of length L continuous at the support and unrestrained against torsion at the support and free at the end, the effective length l is equal to

    • Options
    • A. l = L
    • B. l = 2L
    • C. l = 0.5L
    • D. l = 3L
    • E. l = 3.5L
      • Discuss
    • 7. If N is the number of rivets in the joint, the strength of a riveted joint against shearing of rivets, is given by

    • Options
    • A. Ps = N x (?/4) d2 x Ps
    • B. Ps = N x (d x t x ps)
    • C. Ps = N x (p - d) x t x Ps
    • D. Ps = N x (P + d) x t x ps.
    • E. none of these.
      • Discuss
    • 8. Pick up the correct statement from the following:

    • Options
    • A. The slenderness ratio of lacing bars for compression members should not exceed 145
    • B. The minimum width of lacing bar connected with rivets of nominal diameter 16 mm, is kept 50 mm
    • C. The minimum thickness of a flat lacing bar is kept equal to one-fortieth of its length between inner end rivets
    • D. The angle of inclination of lacing bars and the axis of the members should be between 40° and 70°
    • E. All the above.
      • Discuss
    • 9. If P is the allowable bending stress in a slab, whose greater and lesser projections from the column faces, are A and B, the thickness (t) of the slab base, is (where w is the intensity of earth pressure.)

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 10. Rivets subjected to shear and an externally applied tensile force, should be so proportioned that

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss

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