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.Management Sciences
Category: Design of Steel Structures
The diameter of base of conical flare of a steel stack is_____________________?
A. less than d
B. equal to d
C. more than d
D. any of the above
where d is the diameter of the cylindrical part
The best arrangement to provide unified behaviour in built up steel columns is by______________?
A. lacing
B. battening
C. tie plates
D. perforated cover plates
The bracing between two columns of a steel tank will be designed to resist_________________?
A. horizontal shear due to wind or earthquake only
B. horizontal, shear due to wind or earthquake + 2.5% of column loads
C. column loads + 2.5% of horizontal shear due to wind or earthquake
D. column loads + full horizontal shear due to wind or earthquake
The portal bracing in a truss bridge is used to_____________________?
A. transfer load from top of end posts to bearings
B. keep the rectangular shape of the bridge cross-section
C. stiffen the structure laterally
D. prevent the sidesway buckling of top chord
A butt weld is specified by__________________?
A. effective throat thickness
B. plate thickness
C. size of weld
D. penetration thickness
For a standard 45° fillet, the ratio of size of fillet to throat thickness is_______________?
A. 1:1
B. 1 : V2
C. V2 : 1
D. 2: 1
The difference between gross diameter and nominal diameter for the rivets up to 25 mm diameter is__________________?
A. 1.0 mm
B. 1.5 mm
C. 2.0 mm
D. 2.5 mm
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__________________?
A. fully by direct bearing
B. fully through fastenings
C. 50% by direct bearing and 50% through fastenings
D. 75% by direct bearing and 25% through fastenings
Area of openings for buildings of large permeability is more than_________________?
A. 10% of wall area
B. 20% of wall area
C. 30% of wall area
D. 50% of wall area
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