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MCQs

Total Questions : 1012 | Page 2 of 102 pages
Question 11. According to Whitney’s theory, ultimate strain of concrete is assumed to be
  1.    0.03%
  2.    0.1%
  3.    0.3%
  4.    3%
 Discuss Question
Answer: Option C. -> 0.3%
Question 12. The percentage of reinforcement in case of slabs, when high strength deformed bars are used is not less than
  1.    0.15
  2.    0.12
  3.    0.30
  4.    1.00
 Discuss Question
Answer: Option B. -> 0.12
Question 13. When shear stress exceeds the permissible limit in a slab, then it is reduced by
  1.    Increasing the depth
  2.    Providing shear reinforcement
  3.    Using high strength steel
  4.    Using thinner bars but more in number
 Discuss Question
Answer: Option A. -> Increasing the depth
Question 14. For a simply supported beam of span 15m, the minimum effective depth to satisfy the vertical deflection limits should be
  1.    600 mm
  2.    750 mm
  3.    900 mm
  4.    more than 1 m
 Discuss Question
Answer: Option D. -> more than 1 m
Question 15. In a spherical dome the hoop stress due to a concentrated load at crown is
  1.    compressive everywhere
  2.    tensile everywhere
  3.    partly compressive and partly tensile
  4.    zero
 Discuss Question
Answer: Option B. -> tensile everywhere
Question 16. If the foundations of all the columns of a structure are designed on the total live and dead load basis, then
  1.    there will be no settlement of columns
  2.    there will be no differential settlement
  3.    the settlement of exterior columns will be more than interior columns
  4.    the settlement of interior columns will be more than exterior columns
 Discuss Question
Answer: Option C. -> the settlement of exterior columns will be more than interior columns
Question 17. 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
  1.    3.0 m and 1.5 m
  2.    1.5 m and 3.0 m
  3.    3.0 m and 3.0 m
  4.    1.5 m and 1.5 m
 Discuss Question
Answer: Option C. -> 3.0 m and 3.0 m
Question 18. The effect of creep on modular ratio is
  1.    to decrease it
  2.    to increase it
  3.    either to decrease or to increase it
  4.    to keep it unchanged
 Discuss Question
Answer: Option B. -> to increase it
Question 19. In reinforced concrete footing on soil, the minimum thickness at edge should not be less than
  1.    100 mm
  2.    150 mm
  3.    200 mm
  4.    250 mm
 Discuss Question
Answer: Option B. -> 150 mm
Question 20. The minimum cover to the ties or spirals should not be less than
  1.    15 mm
  2.    20 mm
  3.    25 mm
  4.    50mm
 Discuss Question
Answer: Option C. -> 25 mm

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