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Discussion :: Electronic Devices and Circuits

  1. In p-n-p transistor the current IE has two components viz. IEP due to injection of holes from p-region to n-region and IE due to injection of electrons from n-region to p-region. Then

    2. A.
    IEp and IEn are almost equal
    B.
    IEp >> IEn
    C.
    IEn >> IEp
    D.
    either (a) or (c)

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    Answer : Option B

    Explanation :

    Emitter is p-type in p-n-p transistor.

    Therefore holes are majority carriers.

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