Steel Structures MCQ Questions and Answers Quiz

51. In the design of gantry girders impact factor for vertical loads for electrically operated cranes is taken as

  1. 10%
  2. 15%
  3. 20%
  4. 25%

52. In the design of hands operated gantry girders, the impact factor for vertical loads to be considered is

  1. 10%
  2. 15%
  3. 20%
  4. 25%

53. Irrespective of grade, the following properties of steel are same

  1. unit weight
  2. modules of elasticity
  3. Poissons ratio
  4. all the above

54. IS 800–2007 recommends use of................connections as far as possible.

  1. riveted
  2. bolted
  3. welded
  4. any of the above

55. IS 800–2007, divides sections into...............number of buckling classes.

  1. 3
  2. 4
  3. 5
  4. 6

56. It is recommended that columns should preferably spliced at

  1. point of maximum shear
  2. point of zero shear
  3. point of contraflexure
  4. anywhere

57. Lacing and battening of columns is to increase..............of column.

  1. sectional area
  2. least radius of gyration
  3. section modulus
  4. none of the above

58. Lacing shall be designed to resist transverse shear Vt equal to

  1. 2.5% of P (axial compression)
  2. 4.0% of P
  3. 5.0% of P
  4. 10.0% of P

59. Limit state of strength includes

  1. loss of equilibrium of whole or part of structure
  2. fracture by excessive deformations
  3. fracture due to fatigue
  4. all the above

60. Load carrying capacity of compression member depends upon

  1. cross-sectional area
  2. end condition
  3. slenderness ratio
  4. all the above
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