Determine the input impedance with feedback for a voltage-series feedb – McqOptions

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1.	Determine the input impedance with feedback for a voltage-series feedback having A = –100, R1 = 15 k, Ro = 20 k, and a feedback of = –0.25.
A.	110 k
B.	290 k
C.	390 k
D.	510 k
Answer» D. 510 k

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