Computer · Strength of Materials
A rectangular beam of cross-section b × d is used in two orientations: Orientation A (width b, depth d with bending about strong axis) and Orientation B (width d, depth b with bending about weak axis, where d = 2b). If the same bending moment is applied in both cases, how are the maximum bending stresses σa and σb related?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1σa = 2σb✓
- 2σa = σb
- 3σa = σb2
- 4σa = σb4
Correct answer
σa = 2σb
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