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Discussion :: Electronic Devices and Circuits

  1. Compared to bipolar junction transistor, a JFET has

    2. A.
    lower input impedance
    B.
    high input impedance and high voltage gain
    C.
    higher voltage gain
    D.
    high input impedance and low voltage gain

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    Answer : Option D

    Explanation :

    JFET is voltage controlled device. Therefore its input impedance is high. But voltage gain is lower than in BJT.

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