Mathematics · Engineering Mechanics
A symmetrical I-section has a moment of inertia about the centroidal axis in its plane perpendicular to the web, of 22.34 × 104 mm4. The moment of inertia of the full rectangular area occupied by the I-beam cross section about this axis is 65 × 104 mm4. The two empty spaces on either side of the web are square. What is the height of the web?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 140 mm✓
- 255 mm
- 330 mm
- 450 mm
Correct answer
40 mm
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