Electronics and Communication Engineering - Exam Questions Papers - Discussion
Discussion Forum : Exam Questions Papers - Exam Paper 5 (Q.No. 47)
47.
Input and output impedance with feedback for voltage series feedback having A = -200, R1 = 10 kΩ, R0 = 50 kΩ and feedback factor β = -0.2 will be
Answer: Option
Explanation:
In voltage series feedback output impedance decreases, input impedance increases,
, Rif = Ri(1 + Aβ).
Discussion:
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