RAJASTHAN PMT Rajasthan - PMT Solved Paper-2000

  • question_answer
    The number of free electrons in Si at normal temperature is:

    A)  \[2.5\times {{10}^{6}}\,per\,c{{m}^{3}}\]

    B)            \[1.5\times {{10}^{10}}\,per\,c{{m}^{3}}\]

    C)  \[1.5\times {{10}^{13}}\,per\,c{{m}^{3}}\]               

    D)  \[2.5\times {{10}^{13}}\,per\,c{{m}^{3}}\]

    Correct Answer: B


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