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  • Question

  • For calculating critical compression stress in bending Cs for sections symmetrical about the x-x axis, from the formula For calculating critical compression stress in bending Cs for sections symmetrical about the x-x axi, the value of G is taken


  • Options
  • A. 0.2 E
  • B. 0.3 E
  • C. 0.4 E
  • D. 0.5 E

  • Correct Answer
  • 0.4 E 

    • Structural Design Specifications problems

    Search Results

    • 1. The thickness 't' of a rectangular column base which is provided for distributing the load uniformly, is calculated from the formula

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 2. The minimum area of cross section of reinforcement in either direction of a slab should not be less than ...... of the slab cross section

    • Options
    • A. 0.75%
    • B. 0.10%
    • C. 0.15%
    • D. 0.20%
      • Discuss
    • 3. If fck is characteristic compressive strength of concrete, the flexural and split tensile strength fcr = afck N/mm2 where the value of a is

    • Options
    • A. 0.4
    • B. 0.5
    • C. 0.6
    • D. 0.7
    • E. 0.8
      • Discuss
    • 4. The angle of inclination of the lacing bars with axis of the member is kept between

    • Options
    • A. 20° and 50°
    • B. 30° and 60°
    • C. 40° and 70°
    • D. 50° and 80°
      • Discuss
    • 5. For spans upto 10 m, the safe span to depth ratio for

    • Options
    • A. cantilever is 7
    • B. simply supported beams is 20
    • C. continuous beams is 26
    • D. all the above.
      • Discuss
    • 6. The minimum diameter of longitudinal reinforcement of a column should not be less than

    • Options
    • A. 6 mm
    • B. 8 mm
    • C. 10 mm
    • D. 12 mm
    • E. 20 mm
      • Discuss
    • 7. The grade of reinforced concrete to be used in sea water or structures exposed to sea water should be

    • Options
    • A. M 10
    • B. M 15
    • C. M 20
    • D. M 30
      • Discuss
    • 8. If fck is the characteristic cube strength of concrete in N/mm2, the modulus of elasticity of structural concrete Ec = afck where the value of a, is

    • Options
    • A. 5900
    • B. 5800
    • C. 5700
    • D. 5600
    • E. 5500
      • Discuss
    • 9. Generally acceptable nominal size of aggregates for reinforced concrete, is

    • Options
    • A. 10 mm
    • B. 15 mm
    • C. 20 mm
    • D. 25 mm
    • E. 40 mm
      • Discuss
    • 10. The minimum horizontal distance between two parallel main reinforcing bars, is

    • Options
    • A. the diameter of the bar if their diameters are same
    • B. the diameter of the longer bar if their diameters are unequal
    • C. 5 mm more than nominal maximum size of the coarse aggragate
    • D. greatest value of the above.
      • Discuss

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