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  • Question

  • The length of the straight portion of a bar beyond the end of the hook, should be at least


  • Options
  • A. twice the diameter
  • B. thrice the diameter
  • C. four times the diameter
  • D. five times the diameter
  • E. seven times the diameter.

  • Correct Answer
  • seven times the diameter. 

    • RCC Structures Design problems

    Search Results

    • 1. The radius of a bar bend to form a hook, should not be less than

    • Options
    • A. twice the diameter
    • B. thrice the diameter
    • C. four times the diameter
    • D. five times the diameter
    • E. none of these.
      • Discuss
    • 2. A T-beam behaves as a rectangular beam of a width equal to its flange if its neutral axis

    • Options
    • A. remains within the flange
    • B. remains below the slab
    • C. coincides the geometrical centre of the beam
    • D. none of these.
      • Discuss
    • 3. A reinforced concrete cantilever beam is 3.6 m long, 25 cm wide and has its lever arm 40 cm. It carries a load of 1200 kg at its free end and vertical stirrups can carry 1800 kg. Assuming concrete to carry one-third of the diagonal tension and ignoring the weight of the beam, the number of shear stirrups required, is

    • Options
    • A. 30
    • B. 35
    • C. 40
    • D. 45
    • E. 50
      • Discuss
    • 4. If bending moment is M, shear force is F effecive depth is d, lever arm is la area of reinforcement is As and sum of the circumferences of main reinforcement is 0, the bond stress based on working stress method, is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 5. The maximum diameter of a bar used in a ribbed slab, is

    • Options
    • A. 12 mm
    • B. 6 mm
    • C. 20 mm
    • D. 22 mm
    • E. 24 mm
      • Discuss
    • 6. The thickness of the topping of a ribbed slab, varies between

    • Options
    • A. 3 cm to 5 cm
    • B. 5 cm to 8 cm
    • C. 8 cm to 10 cm
    • D. 12 cm to 15 cm
    • E. 12 cm to 18 cm
      • Discuss
    • 7. With usual notations the depth of the neutral axis of a balanced section, is given by

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 8. In a singly reinforced beam, the effective depth is measured from its compression edge to

    • Options
    • A. tensile edge
    • B. tensile reinforcement
    • C. neutral axis of the beam
    • D. longitudinal central axis.
      • Discuss
    • 9. [A + (m - 1)ASC] known as equivalent concrete area of R.C.C. is given by

    • Options
    • A. modular ratio method
    • B. load factor method
    • C. ultimate load method
    • D. none of these.
      • Discuss
    • 10. Pick up the incorrect statement from the following. The intensity of horizontal shear stress at the elemental part of a beam section, is directly proportional to

    • Options
    • A. shear force
    • B. area of the section
    • C. distance of the C.G. of the area from its neutral axis
    • D. moment of the beam section about its neutral axis
    • E. width of the beam.
      • Discuss

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