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RCC Structures Design problems

  • 1. If W is the uniformly distributed load on a circular slab of radius R fixed at its ends, the maximum positive radial moment at its centre, is

  • Options
  • A.
  • B.
  • C.
  • D. zero
  • E. none of these.
    • Discuss
  • 2. If p is the net upward pressure on a square footing of side b for a square column of side a, the maximum bending moment is given by

  • Options
  • A.
  • B.
  • C.
  • D.
    • Discuss
  • 3. 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
  • 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 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
  • 6. 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
  • 7. 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
  • 8. A very comfortable type of stairs is

  • Options
  • A. straight
  • B. dog legged
  • C. geometrical
  • D. open newel.
    • Discuss
  • 9. 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
  • 10. 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

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