An amplifier has open loop gain of 100, input impedance 1 k&ohm; and o – McqOptions

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1.	An amplifier has open loop gain of 100, input impedance 1 k&ohm; and output impedance 100 &ohm;. If negative feedback with β = 0.99 is used, the new input and output impedances are
A.	10 &ohm; and 1 &ohm;
B.	10 &ohm; and 10 k&ohm;
C.	100 k&ohm; and 1 &ohm;
D.	100 k&ohm; and 10 &ohm;
Answer» D. 100 k&ohm; and 10 &ohm;

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