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JEE Main & Advanced Physics Semiconducting Devices Question Bank Semiconductors

  • question_answer
    To obtain P-type \[Si\] semiconductor, we need to dope pure \[Si\] with                 [IIT-JEE 1988; MP PET 1997, 93; Pb. PMT 2001, 02; UPSEAT 2004]

    A)            Aluminium                            

    B)            Phosphorous

    C)            Oxygen                                  

    D)            Germanium

    Correct Answer: A

    Solution :

               Aluminum is trivalent impurity.


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