General Studies · Strength of Materials
A beam of rectangular cross-section is used in two different orientations: Case A (vertical orientation with depth d and width b) and Case B (horizontal orientation with depth b and width d), where d = 2b. If the bending moment applied in both cases is the same, the maximum bending stresses induced, σa and σb, are related by:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1σa = σb / 4
- 2σa = σb
- 3σa = 2σb
- 4σa = σb / 2✓
Correct answer
σa = σb / 2
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