Question

A common emitter amplifier is used to amplify
input Vi = 4sin(200 ft). If voltage gain is Av = 5,
then output Vo is
(1) 20sin(200 pi×t)
(2) 20cos (200 pi×t)
(3) -20sin(200 pi×t)
(4) -20cos(200 pi×t)​

Answer 1

Answer:

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