Railways Technical Ability Engineering Mechanics and Strength of Materials Question Bank Strength of Materials

  • question_answer For most brittle materials, the ultimate strength in compression is much larger than the ultimate strength is tension. That is mainly due to:

    A) Presence of flaws and microscopic cracks or cavities           

    B) Necking in tension

    C) Severity of tensile stress as compared to compressive stress           

    D) non-linearity of stress-strain diagram.

    Correct Answer: A

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