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  3. CMC Medical

CMC Medical CMC-Medical Ludhiana Solved Paper-2008

  • question_answer
    In the depletion region of an unbiased p-n junction diode, there are

    A)  only electrons

    B)  only holes

    C)  both electrons and holes

    D)  only fixed ions

    Correct Answer: D

    Solution :

                    Depletion layer contains only fixed positive and negative ions, positive ions on n-side and negative ions on p-side,


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