Civil Engineering - Steel Structure Design

36.
Secant formula for direct stress in compression, is applicable only for slenderness ratio upto
120
130
140
150
160
Answer: Option
Explanation:
No answer description is available. Let's discuss.

37.
A second horizontal stiffener is always placed at the neutral axis of the girder if the thickness of the web is less than
d/250 for structural steel
d/225 for high tensile steel
both (c) and (b)
neither (a) nor (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.

38.
The rolled steel I-sections are most commonly used as beams because these provide
large moment of inertia with less cross-sectional area
large moment of resistance as compared to other section
greater lateral stability
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

39.
The thickness t of a single flat lacing should not be less than
1/30 th length between inner end rivets
1/40 th length between inner end rivets
1/50 th length between inner end rivets
1/60 th length between inner end rivets
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

40.
For the steel member exposed to weather and accessible for repainting, the thickness of steel should not be less than (excepting the webs of Indian Standard rolled steel joists and channels).
4 mm
6 mm
8 mm
10 mm
Answer: Option
Explanation:
No answer description is available. Let's discuss.