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Manipal Engineering Manipal Engineering Solved Paper-2008

  • question_answer
    If\[A\]is a skew-symmetric matrix, then trace of\[A\]is

    A)  1                                            

    B)  -1

    C)  0                            

    D)         None of these

    Correct Answer: C

    Solution :

    Since, diagonal element of a skew-symmetric matrix are all zero. \[\therefore \]  \[tr(A)=\sum\limits_{i=1}^{n}{{{a}_{ii}}=0}\]


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