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  • Question

  • The flat slab is a reinforced concrete slab with or without drops and is supported


  • Options
  • A. on columns without column head
  • B. on columns with column head
  • C. on beams
  • D. None of these.

  • Correct Answer
  • on beams 

    • Structural Design Specifications problems

    Search Results

    • 1. The ratio of the lacing bars for compression members shall not exceed

    • Options
    • A. 80
    • B. 120
    • C. 145
    • D. 200
      • Discuss
    • 2. The development length of each bar of three bars bundled together is increased by

    • Options
    • A. 10%
    • B. 20%
    • C. 33%
    • D. 50%
      • Discuss
    • 3. The width of lacing bars in mm is kept

    • Options
    • A. equal to nominal rivet diameter
    • B. twice the nominal rivet diameter
    • C. thrice the nominal rivet diameter
    • D. maximum of the above rounded to nearest 5 mm.
      • Discuss
    • 4. The total area of side face reinforcement, in case of a deep beam should not be less than

    • Options
    • A. 0.1% of web area
    • B. 0.2% of web area
    • C. 0.3% of web area
    • D. 0.4% of web area.
      • Discuss
    • 5. The effective length of lacing is the distance

    • Options
    • A. between the inner end rivets of the bar for single lacing
    • B. 0.7 of the distance between the inner end rivets of the bar for double lacing
    • C. between the inner ends of effective lengths of welds connecting the members
    • D. 0.7 of the distance stated in (c)
    • E. all the above.
      • Discuss
    • 6. For deformed reinforcing bars, the permissible design bond stress may be increased by

    • Options
    • A. 20%
    • B. 30%
    • C. 40%
    • D. 50%
    • E. 60%
      • Discuss
    • 7. Pick up the correct statement from the following:

    • Options
    • A. Flange joints are preferably located at points of maximum stress
    • B. The area of splice plates should be 5% in excess of flange elements spliced
    • C. The C.G. of the flange splice should coincide with that of the element spliced
    • D. For welding flange splice, complete penetration butt welds should be used
    • E. None of these.
      • Discuss
    • 8. The pH value of water to be used in concrete shall generally be

    • Options
    • A. not more than 7
    • B. not less than 6
    • C. not less than 5
    • D. not more than 6
      • Discuss
    • 9. When bending occurs about both axes of the member, the value of fbe in the formula |> 1 is taken

    • Options
    • A. higher value
    • B. lower value
    • C. sum of the two
    • D. difference of the two.
      • Discuss
    • 10. M 30 grade concrete means, its compressive strength of 15-cm cube, is 30 N/mm2 after

    • Options
    • A. 3 days
    • B. 7 days
    • C. 21 days
    • D. 28 days
      • Discuss

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