Steel Structures MCQ Multiple Choice Questions Answers - Page 4 for Practice
91. The lightest I-section for the same depth is
Correct Answer is: ISJB
92. The minimum length of butt weld shall be...............times the size of weld
Correct Answer is: 4
93. The most economical section for a compression member is
Correct Answer is: hollow circular
94. The number of battens should be such that the member is divided into not less than............bays.
Correct Answer is: 3
95. The roof covering weight including A.C. sheets, laps, connector etc. may be taken as
Correct Answer is: 170–200 N/m2
96. The slenderness ratio of lacing bars should not exceed
Correct Answer is: 145
97. The successful introduction of..............bolts resulted into replacement of rivets.
Correct Answer is: HSFG bolts
98. The yield strength and ultimate strength of M20 bolts are
Correct Answer is: 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.
Correct Answer is: Jan-50
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
Correct Answer is: 5–10 kN
101. To connect members subjected to dynamic loads which one of the following type of bolts is preferable?
Correct Answer is: HSFG bolts
102. Under fatigue stresses, which one of the following joint fails earlier?
Correct Answer is: welded.
103. Unit weight of G.I. sheets is
Correct Answer is: 85 N/m2
104. Weldability of steel is enhanced by alloying it with
Correct Answer is: sulphur
105. When the two columns to be spliced are of slightly different size
Correct Answer is: filler plates are used
106. When welding is carried out, the length of the weld should be
Correct Answer is: length shown in drawing + 2 × size of weld
107. Which one of the following is not a correct statement about lug angle connection?
Correct Answer is: Maximum of five bolts should be used in the connection.
108. Which one of the following is not a type of bolt?
Correct Answer is: Hot rolled bolt
109. Which one of the following is not a variable action?
Correct Answer is: Self-weight
110. Which one of the following is not an advantage of bolted connection over welded connection?
Correct Answer is: Alterations in connections can be made easily in the field.
111. Which one of the following is not limit state of serviceability?
Correct Answer is: Loss of stability
112. Which one of the following is not the advantage of HSFG bolt?
Correct Answer is: The load transfer is by shearing stresses.
