Gain of the amplifier is 'A'. Then the I/P impedance and O/P impedance of the closed loop amplifier shown below would be

1. 

Gain of the amplifier is 'A'. Then the I/P impedance and O/P impedance of the closed loop amplifier shown below would be

330-480-1
[A]. 330-480-2
[B]. 330-480-3
[C]. 330-480-4
[D]. 330-480-5

Answer: Option B

Explanation:

By using Miller theorem circuit can be redrawn as

364-480-1

364-480-2

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