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GATE Electrical 2013 | Question: 13

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In the feedback network shown below,if the feedback factor $k$ is increased, then the

  1. input impedance increases and output impedance decreases.
  2. input impedance increases and output impedance also increases.
  3. input impedance decreases and output impedance also decreases.
  4. input impedance decreases and output impedance increases.
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