Design of Steel Structures Exam Question Bank with Answers - Set 17 - ObjectiveBooks
Design of Steel Structures Exam Question Bank with Answers - Set 17

Design of Steel Structures Exam Question Bank with Answers - Set 17

Practice Test: Question Set - 17

1. The deflection of beams may be decreased by
    (A) Increasing the depth of beam
    (B) Increasing the span
    (C) Decreasing the depth of beam
    (D) Increasing the width of beam
2. The moment-curvature relation at a plastic hinge is
    (A) Linear
    (B) Parabolic
    (C) Constant moment for all curvatures
    (D) Constant curvature for all moments
3. If the depth of the section of an upper column is smaller than the lower column
    (A) Filler plates are provided with column splice
    (B) Bearing plates are provided with column splice
    (C) Filler plates and bearing plates are provided with column splice
    (D) None of these
4. If the thickness of plate to be connected by a rivet is 16 mm, then suitable size of rivet as per Unwin's formula will be
    (A) 16 mm
    (B) 20 mm
    (C) 24 mm
    (D) 27 mm
5. A major beam in a building structure, is known as
    (A) A girder
    (B) A floor beam
    (C) A main beam
    (D) All the above
6. Angle of inclination of the lacing bar with the longitudinal axis of the column should preferably be between
    (A) 10° to 30°
    (B) 30° to 40°
    (C) 40° to 70°
    (D) 90°
7. In case of cantilever fillers, the ratio of the span L to depth d, should not exceed
    (A) 4
    (B) 8
    (C) 12
    (D) 16
8. The internal pressure coefficient on walls for buildings with large permeability is taken as
    (A) ± 0.2
    (B) ± 0.5
    (C) ± 0.7
    (D) 0
9. The gross diameter of a rivet is the diameter of
    (A) Cold rivet before driving
    (B) Rivet after driving
    (C) Rivet hole
    (D) None of these
10. The centrifugal force due to curvature of track is assumed to act on the bridge at a height of
    (A) 1.23 m above the rail level
    (B) 1.50 m above the rail level
    (C) 1.83 m above the rail level
    (D) 2.13 m above the rail level
11. The tensile strength of mild steel for bolts and nuts should not be less than
    (A) 32 kg/mm2
    (B) 36 kg/mm2
    (C) 40 kg/mm2
    (D) 44 kg/mm2
12. Efficiency of a riveted joint, having the minimum pitch as per IS : 800, is
    (A) 40 %
    (B) 50 %
    (C) 60 %
    (D) 70 %
13. In double lacing, the thickness t of flat lacing is
    (A) t < 1/40 th length between inner end rivets
    (B) t < 1/50 th length between inner end rivets
    (C) t < 1/60 th length between inner end rivets
    (D) t < 1/70 th length between inner end rivets
14. According to IS Specifications, the effective length of a column effectively held in position at both ends and restrained in direction at one end is taken as
    (A) 0.67 L
    (B) 0.8 L
    (C) L
    (D) 1.5 L
15. If M is the moment due to a couple in a bearing plate whose width is b and allowable bending stress is P, the thickness (t) of the bending plate of the column splice, is
    (A) t = √[(b × p)/6M]
    (B) t = √[6M/(b × p)]
    (C) t = 6M/bp
    (D) t = √6M/(b × p)
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