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Railways NTPC (Technical Ability) Engineering Mechanics and Strength of Materials Question Bank Strength of Materials

  • question_answer
    The temperature stress is a function of     
    1.  Coefficient of linear expansion     
    2. Temperature rise                   
    3. Modulus of elasticity               
    The correct answer is:                  

    A) 1 and 2 only                 

    B) 1 and 3 only

    C) 2 and 3 only                 

    D) 1, 2 and 3   

    Correct Answer: D

    Solution :

    Temperature stress, \[{{\sigma }_{t}}=E\alpha .\Delta \theta \]


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