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JEE Main & Advanced Physics Semiconducting Devices Question Bank Semiconductors

  • question_answer
    In a semiconductor                                   [AIEEE 2002; AIIMS 2002]

    A)            There are no free electrons at any temperature

    B)            The number of free electrons is more than that in a conductor

    C)            There are no free electrons at 0 K

    D)            None of these

    Correct Answer: C

    Solution :

               At 0 K semiconductor behaves as an insulator.


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