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Steel Structure Design problems

  • 1. If flexural rigidity of a column whose length is L and the loaded end is free, is El, the critical load will be

  • Options
  • A.
  • B.
  • C.
  • D.
  • E.
    • Discuss
  • 2. In plastic analysis, the shape factor for circular sections, is

  • Options
  • A. 1.5
  • B. 1.6
  • C. 1.697
  • D. none of these.
    • Discuss
  • 3. The allowable stress in axial tension for rolled I-sections and channels, is taken as

  • Options
  • A. 1420 kg/cm2
  • B. 1500 kg/cm2
  • C. 2125 kg/cm2
  • D. 1810 kg/cm2
    • Discuss
  • 4. If the moment of inertia of a section about its axis is I and its effective sectional area is A, its radius of gyration r about the axis, is

  • Options
  • A.
  • B.
  • C.
  • D.
  • E.
    • Discuss
  • 5. The area Ap of cover plates in one flange of a built up beam, is given by

  • Options
  • A.
  • B.
  • C.
  • D.
  • E. none of these.
    • Discuss
  • 6. To keep the intensity of bearing pressure between the column base and concrete compressive and to vary from zero to Civil Engineering Steel Structure Design: To keep the intensity of bearing pressure between the column base and concrete compressive and to va, the ratio of the moment M to the axial load P should be

  • Options
  • A.
  • B.
  • C.
  • D.
  • E.
    • Discuss
  • 7. The method of design of steel framework for greatest rigidity and economy in weight, is known as

  • Options
  • A. simply design
  • B. semi-rigid design
  • C. fully rigid design
  • D. none of these.
    • Discuss
  • 8. In a tension member if b is width of plate, t is thickness of plate, p is staggered pitch, g is gauge distance, n is number of rivet holes in zig-zag line, n is number of gauge spaces, d is gross diameter of rivets, then the net sectional area Anet of the plate, is

  • Options
  • A.
  • B.
  • C.
  • D.
  • E. none of these.
    • Discuss
  • 9. If d is the distance between the flange angles, the vertical stiffeners in plate girders are spaced not greater than

  • Options
  • A. d
  • B. 1.25 d
  • C. 1.5 d
  • D. 1.75 d
    • Discuss
  • 10. The most economical section for a column, is

  • Options
  • A. rectangular
  • B. solid round
  • C. flat strip
  • D. tubular section
  • E. hexagonal.
    • Discuss

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