Question

In a shunt-shunt negative feedback amplifier, as compared to the basic amplifier

a.

both input and output impedances, decrease

b.

input impedance decreases but output impedance increase

c.

I/P impedance increases but O/P impedance decreases

d.

both input and O/P impedance increases

Answer: (b).input impedance decreases but output impedance increase

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Q. In a shunt-shunt negative feedback amplifier, as compared to the basic amplifier

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