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. The percentage of reinforcement in case of slabs, when high strength deformed bars are used is not less than
  2. When shear stress exceeds the permissible limit in a slab, then it is reduced by
  3. For a simply supported beam of span 15m, the minimum effective depth to satisfy the vertical deflection limits should be
  4. In a spherical dome the hoop stress due to a concentrated load at crown is
  5. If the foundations of all the columns of a structure are designed on the total live and dead load basis, then
  6. If the size of panel in a flat slab is 6m x 6m, then as per Indian Standard Code, the widths of column strip and middle strip are
  7. The effect of creep on modular ratio is
  8. In reinforced concrete footing on soil, the minimum thickness at edge should not be less than
  9. The minimum cover to the ties or spirals should not be less than
  10. Cube strength of controlled concrete to be used for pretensioned and post-tensioned work respectively should not be less than
  11. The individual variation between test strength of sample should not be more than
  12. Workability of concrete is inversely proportional to
  13. To determine the modulus of rupture, the size of test specimen used is
  14. High carbon content in the steel causes
  15. The slab is designed as one way if the ratio of long span to short span is
  16. A continuous beam is deemed to be a deep beam when the ratio of effective span to overall depth (1/D) is less than
  17. According to IS : 456-1978, minimum slenderness ratio for a short column is
  18. Maximum percentage reinforcement in case of slabs is limited to
  19. The property of fresh concrete, in which the water in the mix tends to rise to the surface while placing and compacting, is called
  20. A T-shaped retaining wall mainly conssits of
  21. In a counterfort retaining wall, the main reinforcement in the stem at mid span is provided on
  22. The average permissible stress in bond for plain bars in tension is
  23. For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than
  24. Minimum thickness of load bearing RCC wall should be
  25. The recommended value of modular ratio for reinforced brick work is