Steel Structure Design MCQs
Steel Structure Design MCQs
The following Steel Structure Design MCQs have been compiled by our experts through research, in order to test your knowledge of the subject of Steel Structure Design. We encourage you to answer these multiple-choice questions to assess your proficiency.
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1: Pick up the correct statement from the following:
A. When the gauge distance is smaller than the pitch, the failure of the section may occur in a straight right angle section through the centre of rivet holes
B. When the gauge distance is larger than the pitch, the failure of the section may occur in a zig-zag line
C. When the gauge distance and pitch are both equal, the failure to the section becomes more likely as the diameter of the holes increases
D. All these
2: The permissible stress in bending for rolled steel I-beams and channels, is
A. 1575 kg/cm2
B. 1650 kg/cm2
C. 1500 kg/cm2
D. 1875 kg/cm2
E. 945 kg/cm2
3: The ratio of longitudinal stress to strain within eiastic limit, is known as
A. Modulus of elasticity
B. Bulk modulus of elasticity
C. All these
D. Tangent modulus of elasticity
E. Shear modulus of elasticity
4: Pick the correct statement from the following:
A. None of these.
B. Dead loads change their positions and vary in magnitude
C. Dead load includes self-weight of the structure and super-imposed loads permanently attached to the structure
D. Dead loads are known in the beginning of the design
5: The method of design of steel framework for greatest rigidity and economy in weight, is known as
A. Simply design
B. Semi-rigid design
C. Fully rigid design
D. None of these.
6: Tongue plates are provided in a steel girder at
A. The upper flange
B. The upper end of the web
C. The upper and lower ends of the web.
D. The lower flange
E. The lower end of the web
7: For determination of allowable stress in axial compression, Indian Standard Institution has adopted
A. Engesser formula
B. Perry Robertson formula.
C. Euler's formula
D. Secant formula
E. Rankine formula
8: The minimum edge distance of a rivet line connecting two or more plates, is kept equal to 37 mm plus (where t is the thickness in mm of the thinner outside plate).
A. 10 t
B. 4 t
C. 6 t
D. 2 t
E. 8 t
9: In plastic analysis, the shape factor for circular sections, is
A. 1.6
B. 1.5
C. 1.697
D. None of these.
10: Select the correct statement from the following:
A. Vertical stiffeners may be placed in pairs one on each side of the web
B. Single vertical stiffeners may be placed alternately on opposite sides of the web
C. All these
D. Horizontal stiffeners may be placed alternately on opposite sides of the web
E. Horizontal stiffeners may be placed in pairs one on each side of the web
11: If d is the distance between the flange angles, the vertical stiffeners in plate girders are spaced not greater than
A. 1.25 D
B. 1.75 D
C. 1.5 D
D. D
12: The distance between e.g. of compression and e.g. of tension flanges of a plate girder, is known as
A. Overall depth
B. Clear depth
C. None of these.
D. Effective depth
13: Column footing is provided
A. To distribute the column load over soil through the column footing
B. To spread the column load over a larger area
C. To ensure that intensity of bearing pressure between the column footing and soil does not exceed permissible bearing capacity of the soil
D. All these
14: The average shear stress for rolled steel beam section, is
A. 1025 kg/cm2
B. 1500 kg/cm2
C. 945 kg/cm2
D. 845 kg/cm2
E. 1875 kg/cm2
15: For a rectangular section, the ratio of the maximum and average shear stresses, is
A. 3.0
B. 4.0
C. 1.5
D. 2.5
E. 2.0
16: The effective length of a compression member of length L held in position and restrained in direction at one end and effectively restrained in direction but not held in position at the other end, is
A. 2 L
B. 1.5 L
C. 0.85 L
D. L
E. 0.67 L
17: The rolled steel I-sections are most commonly used as beams because these provide
A. All these
B. Large moment of resistance as compared to other section
C. Greater lateral stability
D. Large moment of inertia with less cross-sectional area
18: The maximum permissible slenderness ratio of a member carrying loads resulting from wind, is
A. 350
B. 300
C. 200
D. 180
E. 250
19: Choose the incorrect statement from the following:
A. The nominal diameter of a rivet is its diameter before driving
B. The diameter of a rivet hole is equal to the nominal diameter of the rivet plus 1.5 mm
C. None of these.
D. The gross area of a rivet is the cross-sectional area of the rivet hole
E. The gross diameter of a rivet is the diameter of rivet hole
20: The ratio of shearing stress to shearing strain within elastic limit, is known as
A. Shear modulus of elasticity
B. All these
C. Modulus of elasticity
D. Bulk modulus of elasticity
E. Tangent modulus of elasticity
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