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Home ‣ Civil Engineering ‣ RCC Structures Design Comments
  • Question

  • The minimum number of main steel bars provided in R.C.C.


  • Options
  • A. rectangular columns is 4
  • B. circular columns is 6
  • C. octagonal columns is 8
  • D. all the above.

  • Correct Answer
  • all the above. 

    • RCC Structures Design problems

    Search Results

    • 1. The effective span of a simply supported slab, is

    • Options
    • A. distance between the centres of the bearings
    • B. clear distance between the inner faces of the walls plus twice the thickness of the wall
    • C. clear span plus effective depth of the slab
    • D. none of these.
      • Discuss
    • 2. Dimensions of a beam need be changed if the shear stress is more than

    • Options
    • A. 10 kg/cm2
    • B. 15 kg/cm2
    • C. 20 kg/cm2
    • D. 25 kg/cm2
      • Discuss
    • 3. The effective width of a column strip of a flat slab, is

    • Options
    • A. one-fourth the width of the panel
    • B. half the width of the panel
    • C. radius of the column
    • D. diameter of the column
    • E. none of these.
      • Discuss
    • 4. The diameter of longitudinal bars of a column should never be less than

    • Options
    • A. 6 mm
    • B. 8 mm
    • C. 10 mm
    • D. 12 mm
    • E. none of these.
      • Discuss
    • 5. An R.C.C. beam not provided with shear reinforcement may develop cracks in its bottom inclined roughly to the horizontal at

    • Options
    • A. 25°
    • B. 35°
    • C. 45°
    • D. 55°
    • E. 60°
      • Discuss
    • 6. If a bent tendon is required to balance a concentrated load W at the centre of the span L, the central dip h must be at least

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 7. If T and R are tread and rise respectively of a stair, then

    • Options
    • A. 2R + T = 60
    • B. R + 2T = 60
    • C. 2R + T = 30
    • D. R + 2T= 30
    • E. 3R + 27 = 30
      • Discuss
    • 8. Pick up the incorrect statement from the following:

    • Options
    • A. In the stem of a retaining wall, reinforcement is provided near the earth side
    • B. In the toe slab of a retaining wall, rein forcement is provided at the bottom of the slab
    • C. In the heel slab of a retaining wall, rein forcement is provided at the top of the slab
    • D. None of these.
      • Discuss
    • 9. If the effective length of a 32 cm diameter R.C.C. column is 4.40 m, its slenderness ratio, is

    • Options
    • A. 40
    • B. 45
    • C. 50
    • D. 55
    • E. 60
      • Discuss
    • 10. If W is the load on a circular slab of radius R, the maximum circumferential moment at the centre of the slab, is

    • Options
    • A.
    • B.
    • C.
    • D. zero
    • E. none of these.
      • Discuss

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