Concrete technology and design of concrete structures
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Concrete technology and design of concrete structures questions with answers

100 multiple-choice questions. Open any question for its answer and explanation.

  1. Minimum grade of concrete to be used in reinforced concrete as per IS: 456-1978 is
  2. The purpose of reinforcement in pre-stressed concrete is
  3. For a cantilever of effective depth of 0.5 m, the maximum span to satisfy vertical deflection limit is
  4. The relation between modulus of rupture fcr, splitting strength fcs and direct tensile strength fcl is given by
  5. According to IS: 456-1978, the column or the strut is the member whose effective length is greater than
  6. If the depth of actual neutral axis in a beam is more than the depth of critical neutral axis, then the beam is called
  7. The maximum value of hoop compression in a dome is given by (where, w = load per unit area of surface of dome R = radius of curvature d = thickness of dome)
  8. Stress strain curve of high tensile steel
  9. While designing the pile as a column, the end conditions are nearly
  10. In a spherical dome subjected to concentrated load at crown or uniformly distributed load, the meridional force is always
  11. For a continuous slab of 3 m x 3.5 m size, the minimum overall depth of slab to satisfy vertical deflection limits is
  12. The main reinforcement in the heel of a T-shaped R.C. retaining wall is provided on
  13. For walls, columns and vertical faces of all structural members, the form work is generally removed after
  14. As compared to ordinary portland cement, high alumina cement has
  15. The compressive strength of 100 mm cube as compared to 150 mm cube is always
  16. Approximate value of shrinkage strain in concrete, is
  17. A beam curved in plan is designed for
  18. The load factors for live load and dead load are taken respectively as
  19. Admixtures which cause early setting and hardening of concrete are called
  20. Ratio of permissible stress in direct compression and bending compression is
  21. According to IS: 456-1978, the maximum reinforcement in a column is
  22. Minimum pitch of transverse reinforcement in a column is
  23. In case of hand mixing of concrete, the extra cement to be added is
  24. Increase in the moisture content in concrete
  25. Which of the following statements is incorrect?