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CMC Medical CMC-Medical Ludhiana Solved Paper-2008

  • question_answer
    The Youngs modulus of the material of the wire of length \[L\] and radius r is\[Y\,N\text{/}{{m}^{2}}\]. If the length is reduced to \[L\text{/}2\] and radius r/2, the Youngs modulus will be

    A)  Y/2                                       

    B)  Y

    C)  2Y                                         

    D)  4Y

    Correct Answer: B

    Solution :

                    Youngs modulus depends upon the nature of material and is independent of the dimensions of the material.


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