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JEE Main & Advanced Physics Semiconducting Devices Question Bank Semiconductors

  • question_answer
    Intrinsic semiconductor is electrically neutral. Extrinsic semiconductor having large number of current carriers would be                                                                       [AMU (Engg.) 2001]

    A)            Positively charged

    B)            Negatively charged

    C)            Positively charged or negatively charged depending upon the type of impurity that has been added

    D)            Electrically neutral

    Correct Answer: D

    Solution :

               Extrinsic semiconductor (N-type or P-type) are neutral.


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