design of steel structures Mcqs
101. Minimum pitch provided in riveted steel tanks is________________?
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A. 1.5 d

B. 3.0 d

C. 2.5 d

D. 2.0 d

102. Other conditions being same, the load factor in indeterminate structures is_______________?
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A. equal to load factor in determinate structures

B. less than the load factor in determinate structures

C. more than the load factor in determinate structures

D. unpredictable

103. The diameter of base of conical flare of a steel stack is_____________________?
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A. equal to d

B. more than d

C. any of the above

D. less than d

104. The portal bracing in a truss bridge is used to_____________________?
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A. transfer load from top of end posts to bearings

B. stiffen the structure laterally

C. keep the rectangular shape of the bridge cross-section

D. prevent the sidesway buckling of top chord

105. The statical method of plastic analysis satisfies_______________?
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A. mechanism and plastic moment conditions

B. equilibrium condition only

C. equilibrium and plastic moment conditions

D. equilibrium and mechanism conditions

106. The elastic strain for steel is about_________________?
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A. 1/12 of strain at the initiation of strain hardening and 1/200 of maximum strain

B. 1/24 of strain at the initiation of strain hardening and about 1/200 of maximum strain

C. 1/12 of strain at the initiation of strain hardening and about 1/120 of maxi-mum strain

D. 1/2 of strain at the initiation of strain hardening and about 1/12 of maxi-mum strain

107. If the 20 mm rivets are used in lacing bars, then the minimum width of lacing bar should be______________?
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A. 40mm

B. 80mm

C. 60mm

D. 100mm

108. The minimum thickness of plates in a steel stack should be___________________?
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A. 5 mm

B. 4 mm

C. 6 mm

D. 8 mm

109. The capacity of the smallest pressed steel tank is__________________?
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A. 1950 litre

B. 1000 litre

C. 1650 litre

D. 2450 litre

110. Bearing stiffeners are provided at________________?
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A. the supports

B. ) the point of application of concentrated loads</strong>

C. the mid span

D. correct answer is?