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  • Question

  • A very comfortable type of stairs is


  • Options
  • A. straight
  • B. dog legged
  • C. geometrical
  • D. open newel.

  • Correct Answer
  • open newel. 

    • RCC Structures Design problems

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    • 1. Steel bars are generally connected together to get greater length than the standard length by providing

    • Options
    • A. strainght bar splice
    • B. hooked splice
    • C. dowel splice
    • D. all the above
      • Discuss
    • 2. If p1 and p2 are mutually perpendicular principal stresses acting on a soil mass, the normal stress on any plane inclined at angle ?° to the principal plane carrying the principal stress p1, is :

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 3. If the length of an intermediate span of a continuous slab is 5m, the length of the end span is kept

    • Options
    • A. 4.5 m
    • B. 4.0 m
    • C. 3.5 m
    • D. 3.0 m
    • E. none of these.
      • Discuss
    • 4. The steel generally used in R.C.C. work, is

    • Options
    • A. stainless
    • B. mildsteel
    • C. high carbon steel
    • D. high tension steel.
      • Discuss
    • 5. If the tendon is placed at an eccentricity e below the centroidal axis of the lon-gitudial axis of a rectangular beam (sectional modulus Z and stressed load P in tendon) the stress at the extreme top edge

    • Options
    • A. is increased by
    • B. is increased by
    • C. is decreased by
    • D. remains unchanged.
      • Discuss
    • 6. The modular ratio m of a concrete whose permissible compressive stress is C, may be obtained from the equation.

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 7. If permissible compressive stress in concrete is 50 kg/cm2, tensile stress in steel is 1400 kg/cm2 and modular ratio is 18, the depth d of the beam, is

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 8. The pitch of the main bars in a simply supported slab, should not exceed its effective depth by

    • Options
    • A. three times
    • B. four times
    • C. five times
    • D. six times
    • E. seven times.
      • Discuss
    • 9. P is the prestressed force applied to tendon of a rectangular prestressed beam whose area of cross section is A and sectional modulus is Z. The minimum stress f on the beam subjected to a maximum bending moment M is

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 10. The section of a reinforced beam where most distant concrete fibre in compression and tension in steel attains permissible stressess simultaneously, is called

    • Options
    • A. balanced section
    • B. economic section
    • C. critical section
    • D. all the above.
      • Discuss

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