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Discussion :: UPSC Civil Service Exam Questions

  1. At a certain point in a structural member, there are perpendicular stresses 80 N/mm2 and 20 N/mm2, both tensile. What is the equivalent stress in simple tension, according to the maximum principal strain theory ? (Poisson's ratio = 0.25)

  2. A.
    zero
    B.
    20 N/mm2
    C.
    60 N/mm2
    D.
    75 N/mm2

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    Answer : Option D

    Explanation :

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