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    An amplifier with mid-b..
    1.

    An amplifier with mid-band gain | A| = 500 has negative feedback =
    1
    .If upper cut-off without
    100

    feedback were at 60 Hz, then with feedback it would become _________ kHz .

    A. 360
    B. 40
    C. 160
    D. 180
    Answer» B. 40


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