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Discussion :: Communication Systems

  1. The open loop gain of an amplifier is 50 but is likely to change by 20%. If negative feedback with β = 0.1 is used, the change in gain will be about

    2. A.
    20%
    B.
    10%
    C.
    4%
    D.
    0.05%

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    Answer : Option C

    Explanation :

    .

    Change in gain is about 4%.

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