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  • Question

  • On piles, the drop must be at least


  • Options
  • A. 80 cm
  • B. 100 cm
  • C. 120 cm
  • D. 140 cm
  • E. 150 cm

  • Correct Answer
  • 120 cm 

    • RCC Structures Design problems

    Search Results

    • 1. The thickness of the flange of a Tee beam of a ribbed slab is assumed as

    • Options
    • A. width of the rib
    • B. depth of the rib
    • C. thickness of the concrete topping 0d) half the thickness of the rib
    • D. twice the width of the rib.
      • Discuss
    • 2. The minimum clear cover for R.C.C. columns shall be

    • Options
    • A. greater of 40 mm or diameter
    • B. smaller of 40 mm or diameter
    • C. greater of 25 mm or diameter
    • D. smaller of 25 mm or diameter
      • Discuss
    • 3. The live load to be considered for an accessible roof, is

    • Options
    • A. Nil
    • B. 75 kg/m3
    • C. 150 kg/m2
    • D. 200 kg/cm2
      • Discuss
    • 4. In favourable circumstances a 15 cm concrete cube after 28 days, attains a maximum crushing strength

    • Options
    • A. 100 kg/cm2
    • B. 200 kg/cm2
    • C. 300 kg/cm2
    • D. 400 kg/cm2
    • E. 500 kg/cm2
      • Discuss
    • 5. If Sb, is the average bond stress on a bar of diameter d subjected to maximum stress t, the length of the embedment l is given by

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 6. A flat slab is supported

    • Options
    • A. on beams
    • B. on columns
    • C. on beams and columns
    • D. on columns monolithicaily built with slab
    • E. all the above
      • Discuss
    • 7. If depth of slab is 10 cm, width of web 30 cm, depth of web 50 cm, centre to centre distance of beams 3 m, effective span of beams 6 m, the effective flange width of the beam, is

    • Options
    • A. 200 cm
    • B. 300 cm
    • C. 150 cm
    • D. 100 cm
      • Discuss
    • 8. If jd is the lever arm and ?O is the total perimeter of reinformcement of an R.C.C. beam, the bond stress at the section having Q shear force, is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 9. A raft foundation is provided if its area exceeds the plan area of the building by

    • Options
    • A. 10%
    • B. 20%
    • C. 30%
    • D. 40%
    • E. 50%
      • Discuss
    • 10. Though the effective depth of a T-beam is the distance between the top compression edge to the centre of the tensile reinforcement, for heavy loads, it is taken as

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss

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