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MCQs

Total Questions : 903 | Page 7 of 91 pages
Question 61. The connection of intermediate vertical stiffeners to the web, not subjected to external loads, shall be designed for a minimum shear force (kN/m) of(where, t = the web thickness in mm h = the outstand of stiffener in mm)
  1.    75 t2/h
  2.    125 t3/h2
  3.    125 t2/h
  4.    175 t2/h
 Discuss Question
Answer: Option C. -> 125 t2/h
Question 62. Diameter of a bolt hole is usually taken as
  1.    gross diameter of bolt
  2.    nominal diameter + 1.5 mm
  3.    nominal diameter + 2.0 mm
  4.    nominal diameter of bolt
 Discuss Question
Answer: Option B. -> nominal diameter + 1.5 mm
Question 63. If the thickness of thinnest outside plate is 10 mm, then the maximum pitch of rivets in tension will be taken as
  1.    120 mm
  2.    160 mm
  3.    200 mm
  4.    300 mm
 Discuss Question
Answer: Option B. -> 160 mm
Question 64. The difference between gross diameter and nominal diameter for the rivets up to 25 mm diameter is
  1.    1.0 mm
  2.    1.5 mm
  3.    2.0 mm
  4.    2.5 mm
 Discuss Question
Answer: Option B. -> 1.5 mm
Question 65. The slenderness ratio of a column supported throughout its length by a masonry wall is
  1.    zero
  2.    10
  3.    100
  4.    infinity
 Discuss Question
Answer: Option A. -> zero
Question 66. The external wind pressure acting on a roof depends on
  1.    degree of permeability of roof
  2.    slope of roof
  3.    both (a) and (b)
  4.    none of the above
 Discuss Question
Answer: Option B. -> slope of roof
Question 67. If the loaded length of span in meters of a railway steel bridge carrying a single track is 6 m, then impact factor is taken as
  1.    0
  2.    0.5
  3.    between 0.5 and 1.0
  4.    1.0
 Discuss Question
Answer: Option C. -> between 0.5 and 1.0
Question 68. Minimum pitch provided in riveted steel tanks is (where d is diameter of rivets)
  1.    1.5 d
  2.    2.0 d
  3.    2.5 d
  4.    3.0 d
 Discuss Question
Answer: Option D. -> 3.0 d
Question 69. The allowable tensile stress in structural mild steel plates for steel tank is assumed as
  1.    95.0 MPa on net area
  2.    105.5 MPa on net area
  3.    105.5 MPa on gross area
  4.    150.0 MPa on gross area
 Discuss Question
Answer: Option B. -> 105.5 MPa on net area
Question 70. Other conditions being same, the load factor in indeterminate structures is
  1.    Equal to load factor in determinate structures
  2.    More than the load factor in determinate structures
  3.    Less than the load factor in determinate structures
  4.    Unpredictable
 Discuss Question
Answer: Option B. -> More than the load factor in determinate structures

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