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[Daily Question] Theoretical Basis 2020.05.02

2020-05-02View Original

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Multiple choice questions: The midpoint of a simply supported beam with a rectangular cross-section bears a concentrated force F = 100kN. If h = 200mm and b = 100mm, the maximum bending normal stress of the beam is (). A. 75MPa B. 150MPa C. 300MPa D. 50MPa Answer: B Tips: Those who can explain the problem-solving process will be given extra rewards, and the answers will be visible in the replies!

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