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Discussion :: GATE ECE

  1. The current ib through the base of a silicon npn transistor is 1 + 0.1 cos(10000 π t) mA. At 300 K, the rπ in the small signal model of the transistor is

    2. A.
    250 Ω
    B.
    27.5 Ω
    C.
    25 Ω
    D.
    22.5 Ω

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    Workspace

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    Answer : Option C

    Explanation :

    -NA-

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