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  • Question
  • If D is the overall thickness of the slab, the diameter of the reinforcing bars should not exceed


  • Options
  • A. If D is the overall thickness of the slab, the diameter of the reinforcing bars should not exceed Th
  • B. If D is the overall thickness of the slab, the diameter of the reinforcing bars should not exceed Th
  • C. If D is the overall thickness of the slab, the diameter of the reinforcing bars should not exceed Th
  • D. If D is the overall thickness of the slab, the diameter of the reinforcing bars should not exceed Th
  • E.

  • Correct Answer
  •  

    Explanation
    The diameter of reinforcing bars shall not exceed one eighth of the total thickness of the slab.

  • Structural Design Specifications problems


    Search Results


    • 1. The minimum compressive strength on 15 cm cubes of M 30 grade concrete at 7 days, should be a minimum of

    • Options
    • A. 7 N/mm2
    • B. 10 N/mm2
    • C. 20 N/mm2
    • D. 30 N/mm2
    • Discuss
    • 2. The distance between, rivet line and the nearest edge of a joint not exposed to weather, is taken (where t is thickness in mm of the thinner outside plate).

    • Options
    • A. 6 t
    • B. 8 t
    • C. 10 t
    • D. 12 t
    • Discuss
    • 3. If the slenderness ratio of a column is more than 160, the compressive stress obtained by the secant formula is multiplied by a factor in which value of x is

    • Options
    • A. 0.9
    • B. 1.1
    • C. 1.2
    • D. 1.5
    • E. None of these.
    • Discuss
    • 4. In the formula a + bk for the calculation of the net effective section of single angles in tension connected by one leg only, the value of k, is

    • Options
    • A.
    • B.
    • C.
    • D.
    • Discuss
    • 5. If the ratio of effective span to overall depth of a simply supported beam is equal or greater than 1 but less than or equal to 2, the lever arm, is

    • Options
    • A. 0.2 (l + 2D)
    • B. 0.3 (l + 3D)
    • C. 0.2 (l + 3D)
    • D. 0.3 (l + 2D)
    • Discuss
    • 6. The minimum pitch i.e., the distance between centres of rivet holes is not less than

    • Options
    • A. 1.5 times the hole diameter
    • B. 2.0 times the hole diameter
    • C. 2.5 times the hole diameter
    • D. 3.0 times the hole diameter
    • E. None of these.
    • Discuss
    • 7. The value of fbct in the formula for calculating the thickness of a Rectangular base, according to IS : 800-1982, is

    • Options
    • A. 1500 kg/cm2
    • B. 1650 kg/cm2
    • C. 1800kg/cm2
    • D. 1890 kg/cm2
    • Discuss
    • 8. For heavily reinforced concrete member, the nominal maximum size of the aggregates should be restricted to

    • Options
    • A. 5 mm less than the minimum clear distance between the main bars
    • B. 5 mm less than the minimum cover to the reinforcement
    • C. smaller of (a) and (b)
    • D. greater of (a) and (b)
    • Discuss
    • 9. The concrete is deemed not to comply with the strength requirements if the strength is less than the greater of

    • Options
    • A. characteristic strength minus 1.35 times the standard deviation
    • B. 0.8 times the characteristic strength
    • C. the average strength of all the samples is less than the characteristic strength plus times the standard deviation.
    • D. all the above.
    • Discuss
    • 10. In case of continuous beams, the distance between the points of zero moment, may be obtained as (where l is the effective span).

    • Options
    • A. 0.5 l
    • B. 0.6 l
    • C. 0.7 l
    • D. 0.8 l
    • Discuss


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