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MCQs

Total Questions : 123 | Page 7 of 13 pages
Question 61. For unstiffened webs of girders, the thickness of web shall not be less than
  1.    D1/50
  2.    D1/85
  3.    D1/100
  4.    D1/150
 Discuss Question
Answer: Option B. -> D1/85


D1/85


Question 62. Spacing of vertical stiffeners in a girder shall not be less than
  1.    0.50d
  2.    0.40d
  3.    0.33d
  4.    0.25d
 Discuss Question
Answer: Option C. -> 0.33d


0.33d


Question 63. The number of rivets for connecting a strut to a gusset plate shall not be less than
  1.    2
  2.    3
  3.    4
  4.    5
 Discuss Question
Answer: Option A. -> 2


2


Question 64. The thickness of lacing bar used in steel ties should not be less than
  1.    6 mm
  2.    4.5 mm
  3.    B/40
  4.    L/40
 Discuss Question
Answer: Option B. -> 4.5 mm


4.5 mm


Question 65. In a thin cylindrical shell if F1 is the hoop stress and F2 is the longitudinal stress induced, maximum shear stress at any point of the material is given by
  1.    F1 + F2 / 2
  2.    F1 - F2 / 2
  3.    F1F2 / 2
  4.    2F1 / F2
 Discuss Question
Answer: Option A. -> F1 + F2 / 2


F1 + F2 / 2


Question 66. A beam is fixed at one end and is supported at the other end to the level of the fixed end by means of a rigid prop. At the propped end, for any applied load
  1.    only flexural moment is zero
  2.    the flexural moment as well as deflection is zero
  3.    the slope as well as the deflection is zero
  4.    the slope as well as the flexural moment is zero
 Discuss Question
Answer: Option A. -> only flexural moment is zero


only flexural moment is zero


Question 67. The state at which tendon force is released permanently on the concrete is called
  1.    Transfer
  2.    Anchoring
  3.    Pre-tensioning
  4.    Post-tensioning
 Discuss Question
Answer: Option C. -> Pre-tensioning


Pre-tensioning


Question 68. According to IS code the total amount of shrinkage for a post tensioned member is taken as
  1.    2 x 10^4 / log10 (T+2)
  2.    3 x 10^-4 / log10 (T+3)
  3.    3 x 10^-3 / log10 (T+3)
  4.    2 x 10^-3 / log10 (T+3)
 Discuss Question
Answer: Option D. -> 2 x 10^-3 / log10 (T+3)


2 x 10^-3 / log10 (T+3)


Question 69. For the design of retaining walls the minimum factor of safety against over-turning is taken as
  1.    1.5
  2.    2.0
  3.    2.5
  4.    3.0
 Discuss Question
Answer: Option B. -> 2.0


2.0


Question 70. A cantilever beam is loaded by a point load at the free end. It is likely to fail by B.M.
  1.    under the load
  2.    at mid span
  3.    at support
  4.    none
 Discuss Question
Answer: Option C. -> at support


at support


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