Steel Structures MCQ Questions and Answers Quiz

91. The lightest I-section for the same depth is

  1. ISMB
  2. ISLB
  3. ISJB
  4. ISWB

92. The minimum length of butt weld shall be...............times the size of weld

  1. 4
  2. 5
  3. 6
  4. 8

93. The most economical section for a compression member is

  1. rectangular
  2. I-shaped
  3. circular
  4. hollow circular

94. The number of battens should be such that the member is divided into not less than............bays.

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

95. The roof covering weight including A.C. sheets, laps, connector etc. may be taken as

  1. 100–125 N/m2
  2. 125–150 N/m2
  3. 150–170 N/m2
  4. 170–200 N/m2

96. The slenderness ratio of lacing bars should not exceed

  1. 105
  2. 125
  3. 145
  4. 160

97. The successful introduction of..............bolts resulted into replacement of rivets.

  1. black bolt
  2. turned bolt
  3. HSFG bolts
  4. all of the above

98. The yield strength and ultimate strength of M20 bolts are

  1. 20 N/mm2 and 28 N/mm2
  2. 200 N/mm2 and 280 N/mm2
  3. 200 N/mm2 and 400 N/mm2
  4. 240 N/mm2 and 400 N/mm2

99. Thickness of battens shall not be less than.....................of the distance between the innermost connecting lines of bolts.

  1. 30-Jan
  2. Jan-40
  3. Jan-50
  4. Jan-60

100. To account for weight of electrical fixtures like lights and fans, on lower panel points of trusses additional occasional load to be considered is

  1. 5–10 kN
  2. 10–15 kN
  3. 15–20 kN
  4. 20–30 kN
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