Civil Engineering MCQAE Level Civil Engineering
The shape factor for a standard I-section (W/H section) is approximately:
Structural AnalysisShape Factor I-sectionMEDIUM
Choose the correct answer
A
1.12 to 1.15
B
1.5
C
2.0
D
1.0
Correct Answer
A. 1.12 to 1.15
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For a standard I-section, most material is in the flanges. The shape factor typically ranges from 1.12 to 1.15 (less than 1.5 for solid rectangular because flanges are far from NA and carry most of the moment in both elastic and plastic cases).
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