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

  • question_answer A state of pure shear m a biaxial stress is gives by:

    A) \[\left[ \begin{matrix}    {{\sigma }_{1}} & {{\sigma }_{1}}  \\    0 & {{\sigma }_{2}}  \\ \end{matrix} \right]\]                  

    B) \[\left[ \begin{matrix}    {{\sigma }_{1}} & 0  \\    0 & -{{\sigma }_{2}}  \\ \end{matrix} \right]\]

    C) \[\left[ \begin{matrix}    {{\sigma }_{x}} & {{\tau }_{xy}}  \\    0 & -{{\sigma }_{Y}}  \\ \end{matrix} \right]\]                  

    D) none of the above

    Correct Answer: D


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