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  • Question

  • The live load to be considered for an inaccessible roof, is


  • Options
  • A. Nil
  • B. 75 kg/m2
  • C. 150 kg/cm2
  • D. 200 kg/m2

  • Correct Answer
  • 75 kg/m2 

    • RCC Structures Design problems

    Search Results

    • 1. Distribution reinforcement in a simply supported slab, is provided to distribute

    • Options
    • A. load
    • B. temperature stress
    • C. shrinkage stress
    • D. all the above.
      • Discuss
    • 2. If the maximum shear stress at the end of a simply supported R.C.C. beam of 16 m effective span is 10 kg/cm2, the length of the beam having nominal reinforcement, is

    • Options
    • A. 4 cm
    • B. 6 m
    • C. 8 m
    • D. 10 m
      • Discuss
    • 3. Total pressure on the vertical face of a retaining wall of height h acts parallel to free surface and from the base at a distance of

    • Options
    • A. h/4
    • B. h/3
    • C. h/2
    • D. 2h/3
      • Discuss
    • 4. The length of lap in tension reinforcement should not be less than the bar diameter x (actual tension / four times the permissible average bond stress) if it is more than

    • Options
    • A. 18 bar diameters
    • B. 24 bar diameters
    • C. 30 bar diameters
    • D. 36 bar diameters
      • Discuss
    • 5. A pile of length L carrying a uniformly distributed load W per metre length is suspended at the centre and from other two points 0.15 L from either end ; the maximum hogging moment will be

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 6. Steel beam theory is used for

    • Options
    • A. design of simple steel beams
    • B. steel beams encased in concrete
    • C. doubly reinforced beams ignoring compressive stress in concrete
    • D. beams if shear exceeds 4 times allowable shear stress.
      • Discuss
    • 7. For stairs spanning l metres longitudinally between supports at the bottom and top of a flight carrying a load w per unit horizontal area, the maximum bending moment per metre width, is

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 8. The horizontal portion of a step in a stairs case, is known as

    • Options
    • A. rise
    • B. flight
    • C. winder
    • D. tread.
      • Discuss
    • 9. An R.C.C. column of 30 cm diameter is reinforced with 6 bars 12 mm ? placed symmetrically along the circumference. If it carries a load of 40, 000 kg axially, the stress is

    • Options
    • A. 49.9 kg/cm2
    • B. 100 kg/cm2
    • C. 250 kg/cm2
    • D. 175 kg/cm2
      • Discuss
    • 10. To ensure uniform pressure distribution, the thickness of the foundation, is

    • Options
    • A. kept uniform throughout
    • B. increased gradually towards the edge
    • C. decreased gradually towards the edge
    • D. kept zero at the edge.
      • Discuss

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