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electronics and communication engineering analog electronics
1. An RC coupled amplifier has an open loop gain of 200 and a lower cutoff frequency of 50 Hz. If negative feedback with β = 0.1 is used, the lower cut off frequency will be
(A): about 2.38 Hz
(B): about 5 Hz
(C): about 50 Hz
(D): about 70.5 Hz
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By: guest on 01 Jun 2017 11.42 pm
New lower cutoff frequency = .
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