Herewith below we have shared more than MCQs in Design of Steel Structures of our Civil Engineering subject. This will be very useful to study MCQs in systematic Manner.
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- Design of Steel Structures Practise MCQs 0%
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- Answered
- Review
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Question 1 of 326
1. Question
Select the correct statement
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Question 2 of 326
2. Question
The forces acting on the web splice of a plate girder are
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Question 3 of 326
3. Question
Generally the purlins are placed at the panel points so as to avoid
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Question 4 of 326
4. Question
Which of the following sections should preferably be used at places where torsion occurs?
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Question 5 of 326
5. Question
Other conditions being same, the load factor in indeterminate structures is
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Question 6 of 326
6. Question
Rivets connecting flange angles to cover plates in a plate girder are subjected to
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Question 7 of 326
7. Question
The effective length of a fillet weld should not be less than
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Question 8 of 326
8. Question
In a gusseted base, when the end of the column is machined for complete bearing on the base plate, then the axial load is assumed to be transferred to base plate
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Question 9 of 326
9. Question
If the floor is supported at or near the bottom but top chords of a bridge is not braced, then the bridge is called
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Question 10 of 326
10. Question
The elastic strain for steel is about
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Question 11 of 326
11. Question
In the virtual work method, the virtual quantity is
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Question 12 of 326
12. Question
In moment resistant connections, the moment resistance of riveted connection depends upon
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Question 13 of 326
13. Question
The portal bracing in a truss bridge is used to
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Question 14 of 326
14. Question
The maximum permissible span of asbestos cement sheets is
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Question 15 of 326
15. Question
Lacing bars in a steel column should be designed to resist
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Question 16 of 326
16. Question
The moment of the couple set up in a section of a beam by the longitudinal compressive and tensile force, is known as
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Question 17 of 326
17. Question
The thickness of the web of a mild steel plate girder is less than d/200. If only one horizontal stiffener is used, it is placed at
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Question 18 of 326
18. Question
Shear buckling of web in a plate girder is prevented by using
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Question 19 of 326
19. Question
The most commonly used sections in lateral system to carry shear force in built up columns, are
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Question 20 of 326
20. Question
The stress in the wall of a thin cylinder subjected to internal pressure, is
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Question 21 of 326
21. Question
The risk coefficient k, depends on
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Question 22 of 326
22. Question
For eccentrically loaded columns, the bending factor is
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Question 23 of 326
23. Question
The net area of round bars to resist the tension, is the area of cross section at
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Question 24 of 326
24. Question
The bracing between two columns of a steel tank will be designed to resist
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Question 25 of 326
25. Question
A column splice is used to increase
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Question 26 of 326
26. Question
A beam may be designed as a cased beam if
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Question 27 of 326
27. Question
The bracing provided in the plane of end posts is called
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Question 28 of 326
28. Question
In a built up beam actual bending compressive stress fbc is given by (when y is the distance of the edge of the beam from the neutral axis).
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Question 29 of 326
29. Question
If the thickness of a structural member is small as compared to its length and width, it is classified as
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Question 30 of 326
30. Question
The statical method of plastic analysis satisfies
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Question 31 of 326
31. Question
Lug angle is
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Question 32 of 326
32. Question
Compression members composed of two channels back-to-back and separated by a small distance are connected together by riveting so that the minimum slenderness ratio of each member between the connections, does not exceed
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Question 33 of 326
33. Question
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 and h = the outstand of stiffener in mm
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Question 34 of 326
34. Question
When the upper column does not provide full bearing area over lower column, the column splice is provided with the following assumption
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Question 35 of 326
35. Question
For the economical design of a combined footing to support two equal column loads, the projections of beams in lower tier are kept such that bending moment under column is equal to
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Question 36 of 326
36. Question
The allowable shear stress in the web of mild steel beams decreases with Where ‘h is hight and ‘t’ is thickness
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Question 37 of 326
37. Question
On eccentrically loaded columns, the equivalent axial load may be obtained by
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Question 38 of 326
38. Question
Stiffeners are used in a plate girder
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Question 39 of 326
39. Question
As compared to field rivets, the shop rivets are
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Question 40 of 326
40. Question
A fillet weld whose axis is parallel to the direction of the applied load, is known as
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Question 41 of 326
41. Question
In a truss girder of a bridge, a diagonal consists of mild steel flat 4001.S.F. and carries a pull of 80 tonnes. If the gross-diameter of the rivet is 26 mm, the number of rivets required in the splice, is
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Question 42 of 326
42. Question
When the bolts are subjected to reversal of stresses, the most suitable type of bolt is
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Question 43 of 326
43. Question
Factor of safety is the ratio of
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Question 44 of 326
44. Question
The size of a butt weld is specified by the effective throat thickness which in the case of incomplete penetration, is taken as
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Question 45 of 326
45. Question
The best arrangement to provide unified behaviour in built up steel columns is by
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Question 46 of 326
46. Question
The ratio of shearing stress to shearing strain within elastic limit, is known as
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Question 47 of 326
47. Question
In a built up section carrying a tensile force, the flanges of two channels are turned outward
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Question 48 of 326
48. Question
The overlap of batten plates with the main members in welded connections should be more than
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Question 49 of 326
49. Question
Modified moment of inertia of sections with a single web, is equal to moment of inertia of the section about Y-Y axis at the point of maximum bending moment and is multiplied by the ratio of
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Question 50 of 326
50. Question
Gantry girders are designed to resist
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Question 51 of 326
51. Question
The distance between e.g. of compression and e.g. of tension flanges of a plate girder, is known as
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Question 52 of 326
52. Question
The effective length of a compression member of length L held in position at both ends but not restrained in direction, is
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Question 53 of 326
53. Question
The live load for a sloping roof with slope 15°, where access is not provided to roof, is taken as
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Question 54 of 326
54. Question
Pick up the correct statement from the following:
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Question 55 of 326
55. Question
Design of a riveted joint is based on the assumption:
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Question 56 of 326
56. Question
Steel tanks are mainly designed for
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Question 57 of 326
57. Question
The cross-section of a standard fillet is a triangle whose base angles are
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Question 58 of 326
58. Question
If N is the number of rivets in the joint, the strength of a riveted joint against shearing of rivets, is given by
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Question 59 of 326
59. Question
The sway bracing is designed to transfer
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Question 60 of 326
60. Question
Column footing is provided
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Question 61 of 326
61. Question
Cold driven rivets range from
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Question 62 of 326
62. Question
The mechanism method of plastic analysis satisfies
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Question 63 of 326
63. Question
Rolled steel beams are designated by Indian Standard series and its
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Question 64 of 326
64. Question
When plates are exposed to weather, tacking rivets are provided at a pitch in line not exceeding (where t is the thickness of the outside plate).
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Question 65 of 326
65. Question
For a compression member with double angle section, which of the following section will give larger value of minimum radius of gyration?
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Question 66 of 326
66. Question
Pick up the correct statement from the following:
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Question 67 of 326
67. Question
The gross section of the web of a beam is defined as
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Question 68 of 326
68. Question
Pitch of tacking rivets, when double angles connected back to back and acting as tension members should not be more than
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Question 69 of 326
69. Question
For a steel grillage footing to support two unequal column loads
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Question 70 of 326
70. Question
In a tension member if one or more than one rivet holes are off the line, the failure of the member depends upon:
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Question 71 of 326
71. Question
The heaviest I-section for same depth is
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Question 72 of 326
72. Question
The effective length of a compression member of length L, held in position and restrained in direction at both ends, is
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Question 73 of 326
73. Question
Efficiency of a riveted j’oint is defined as the ratio of
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Question 74 of 326
74. Question
By providing sufficient edge distance, which of the following failures of riveted joint can be avoided?
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Question 75 of 326
75. Question
The maximum tensile and compressive bending stress in extreme fibres of rolled I-sections and channels on the effective section, is
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Question 76 of 326
76. Question
When the ratio of the moment M to axial load P is greater than L/6, the resultant of the compressive bearing pressure which acts at a distance Y from one side, is given by
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Question 77 of 326
77. Question
A circular column section is generally not used in actual practice because
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Question 78 of 326
78. Question
The safe working pressure for a spherical vessel 1.5 m diameter and having 1.5 cm thick wall not to exceed tensile stress 50kg/cm2, is
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Question 79 of 326
79. Question
Rise of a Jack arch is kept about
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Question 80 of 326
80. Question
Battening is preferable when the
(i) Column carries axial load only
(ii) Space between the two main components is not very large
(iii) Column is eccentrically loaded The correct answer is -
Question 81 of 326
81. Question
For a steel member of slenderness ratio 350, the allowable stress is 76 kg/cm2 if it is
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Question 82 of 326
82. Question
The main type of butt joints, is a double cover
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Question 83 of 326
83. Question
Bearing stiffener in a plate girder is used to
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Question 84 of 326
84. Question
The central deflection of a simply supported steel beam of length L with a concentrated load W at the centre, is
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Question 85 of 326
85. Question
If d is the distance between the flange angles,
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Question 86 of 326
86. Question
Area of openings for buildings of large permeability is more than
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Question 87 of 326
87. Question
In case horizontal stiffeners are not used, the distance between vertical legs of flange angles at the top and bottom of a plate girder, is known as
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Question 88 of 326
88. Question
Pick up the correct statement from the following:
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Question 89 of 326
89. Question
The diameter of base of conical flare of a steel stack is
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Question 90 of 326
90. Question
The diameter of base of conical flare of a steel stack is
Where’d’ is the diameter of the cylindrical part -
Question 91 of 326
91. Question
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
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Question 92 of 326
92. Question
Working shear stress on the gross area of a rivet as recommended by Indian Standards, is
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Question 93 of 326
93. Question
The least dimension in case of a circular column of diameter ‘D’ is taken as
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Question 94 of 326
94. Question
The critical load for a column of length I hinged at both ends and having flexural rigidity El, is given by
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Question 95 of 326
95. Question
Length of an outstanding leg of a vertical stiffener, may be taken equal to
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Question 96 of 326
96. Question
In case of plastic design, the calculated maximum shear capacity of a beam as per IS: 800 shall be Where, Aw = effective cross-sectional area resisting shear fy = yield stress of the steel
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Question 97 of 326
97. Question
If the depth of two column sections is equal, then the column splice is provided
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Question 98 of 326
98. Question
On steel structures the dead load is the weight of
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Question 99 of 326
99. Question
A steel beam supporting loads from the floor slab as well as from wall is termed as
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Question 100 of 326
100. Question
The area Ap of cover plates in one flange of a built up beam, is given by
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Question 101 of 326
101. Question
The economical depth d of a web plate in which allowable bearing stress is fb, and the maximum bending moment is M, as suggested by Rawater and Clark, is
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Question 102 of 326
102. Question
Bending compressive and tensile stresses respectively are calculated based on
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Question 103 of 326
103. Question
The thickness t of a single flat lacing should not be less than
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Question 104 of 326
104. Question
Minimum pitch of the rivets shall not be less than
Where d is gross diameter of rivet -
Question 105 of 326
105. Question
Tongue plates are provided in a steel girder at
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Question 106 of 326
106. Question
For steel members exposed to weather and not accessible for repainting, the thickness of steel should not be less than
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Question 107 of 326
107. Question
The slenderness ratio of a column supported throughout its length by a masonry wall is
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Question 108 of 326
108. Question
The main assumption of the method of simple design of steel frame work, is:
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Question 109 of 326
109. Question
Outstanding length of a compression member consisting of a channel, is measured as
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Question 110 of 326
110. Question
The use of tie plates in laced columns is
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Question 111 of 326
111. Question
According to IS : 800-1962 the permissible bending stress in steel slab plates, is
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Question 112 of 326
112. Question
The side thrust T on the tie rods provided at the end beam of jack arch of rise R, is calculated from the formula
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Question 113 of 326
113. Question
Intermediate vertical stiffeners in a plate girder need be provided if the depth of web exceeds
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Question 114 of 326
114. Question
The minimum pitch of rivet holes of diameter d should not be less than
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Question 115 of 326
115. Question
Design of a riveted joint, is based on the assumption:
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Question 116 of 326
116. Question
For the buildings having a low permeability, the internal wind pressure acting normal to the wall and roof surfaces is taken as
Where p is basic wind pressure -
Question 117 of 326
117. Question
If f7 is the maximum allowable bending stress in a tension member whose radius of gyration is ‘r’ and depth is 2y, the required cross sectional area ‘A7 is given by
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Question 118 of 326
118. Question
The load on a lintel is assumed as uniformly distributed if the height of the masonry above it, is upto a height of
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Question 119 of 326
119. Question
Maximum pitch of rivets, used in steel stacks, is limited to
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Question 120 of 326
120. Question
Diameter of a rivet hole is made larger than the diameter of the rivet by
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Question 121 of 326
121. Question
According to IS: 800-1962, the coefficient of expansion of steel per degree centigrade per unit length, is taken as
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Question 122 of 326
122. Question
In case of timber structures, the simple bending formula M = fz may be applied for
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Question 123 of 326
123. Question
Perforated cover plates are particularly suitable for built up sections consisting of
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Question 124 of 326
124. Question
If R is the reaction on the bearing plate, the minimum moment of. inertia of the bearing stiffener provided at the support of a plate girder of overall depth D, the maximum thickness of the compression flange T, carrying total load W, is
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Question 125 of 326
125. Question
As per IS: 800, in the plastic design, which of the following pairs are correctly matched?
Working Loads Load factor
(i) Dead load 1.7
(ii) Dead Load + imposed load 1.7
(iii) Dead load + load due to wind or 1.3 seismic forces
(iv) Dead load + imposed load + load 1.7 due to wind or seismic forces Of these statements -
Question 126 of 326
126. Question
Effective length of a column effectively held in position and restrained in direction at both ends, is
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Question 127 of 326
127. Question
Pick up the correct statement from the following:
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Question 128 of 326
128. Question
For rivets in tension with countersunk heads, the tensile value shall be
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Question 129 of 326
129. Question
Effective length of a column effectively held in position and restrained in direction at one end but neither held in position nor restrained in direction at the other end, is
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Question 130 of 326
130. Question
The equivalent axial load may be defined as the load which produces a stress equal to
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Question 131 of 326
131. Question
If the thickness of thinnest outside plate is 10 mm, then the maximum pitch of rivets in tension will be taken as
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Question 132 of 326
132. Question
The connection of one beam to another beam by means of an angle at the bottom and an angle at the top, is known as
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Question 133 of 326
133. Question
The channels get twisted symmetrically with regard to its axis
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Question 134 of 326
134. Question
Bolts are most suitable to carry
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Question 135 of 326
135. Question
Rolled steel angle sections are classified as
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Question 136 of 326
136. Question
According to I.S.: 800 – 1871, lacing bars resist transverse shear equal to
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Question 137 of 326
137. Question
The effective length of a battened strut effectively held in position at both ends but not restrained in direction is taken as
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Question 138 of 326
138. Question
The method of design of steel framework for greatest rigidity and economy in weight, is known as
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Question 139 of 326
139. Question
For a cantilever beam of length ‘L’ built-in at the support and restrained against torsion at the free end, the effective projecting length T is
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Question 140 of 326
140. Question
Economical depth of a plate girder corresponds to
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Question 141 of 326
141. Question
Slenderness ratio of a compression member is
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Question 142 of 326
142. Question
The least permissible clear dimension of the web of thickness t in the panel of a plate girder, is restricted to
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Question 143 of 326
143. Question
Bearing stiffeners are provided at
(i) The supports
(ii) The mid span
(iii) The point of application of concentrated loads The correct answer is -
Question 144 of 326
144. Question
Web crippling generally occurs at the point where
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Question 145 of 326
145. Question
Pick up the correct statement from the following:
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Question 146 of 326
146. Question
The basic wind speed is specified at a height ‘h’ above mean ground level in an open terrain. The value of ‘h’ is
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Question 147 of 326
147. Question
If d is the distance between the flange angles, the vertical stiffeners in plate girders are spaced not greater than
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Question 148 of 326
148. Question
If d is the distance between the flange angles of a plate girder, vertical stiffeners are provided at a distance not greater than
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Question 149 of 326
149. Question
The allowable tensile stress in structural mild steel plates for steel tank is assumed as
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Question 150 of 326
150. Question
A second horizontal stiffener is always placed at the neutral axis of the girder if the thickness of the web is less than
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Question 151 of 326
151. Question
The strength of ISA 125 = 75 x 10 mm used as a tie member with its longer leg connected at the ends by 27 mm diameter rivets, is
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Question 152 of 326
152. Question
The effect of racking forces is considered in the design of
(i) Lateral braces
(ii) Chord members The correct answer is -
Question 153 of 326
153. Question
For a column of height fixed in position and direction both at its top and bottom, its effective length, is
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Question 154 of 326
154. Question
As per ISI, rolled steel beam sections are classified into
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Question 155 of 326
155. Question
Shape factor is a property which depends
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Question 156 of 326
156. Question
A tension member, if subjected to possible reversal of stress due to wind, the slenderness ratio of the member should not exceed
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Question 157 of 326
157. Question
Pick up the correct statement from the following:
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Question 158 of 326
158. Question
Lug angles
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Question 159 of 326
159. Question
The Indian standard code which deals with steel structures, is
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Question 160 of 326
160. Question
Under a concentrated load, bearing stress fb in a beam is given by (where b is the length of the bearing plate and h is the depth of the root of the fillet).
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Question 161 of 326
161. Question
When the axis of load lies in the plane of rivet group, then the rivets are subjected to
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Question 162 of 326
162. Question
For double angles carrying tension, placed back to back and connected to either side of the gusset plate, the sectional area of the section, is equal to cross sectional area of
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Question 163 of 326
163. Question
The beam outside a wall upto floor level above it, is known as
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Question 164 of 326
164. Question
In the cross-section of a weld, throat is the
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Question 165 of 326
165. Question
The rivets which are heated and then driven in the field, are known
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Question 166 of 326
166. Question
If fbt and fc are the co-existent bending tensile stress and shear stress in a member, the equivalent stress fc is
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Question 167 of 326
167. Question
According to IS: 800, in the Merchant Rankine formula the value of imperfection index (n) is
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Question 168 of 326
168. Question
When a large value of radius of gyration is not required
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Question 169 of 326
169. Question
The ratio of hydrostatic stress to the volumetric strain within the elastic range, is called
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Question 170 of 326
170. Question
Minimum thickness of web in a plate