An amplifier with positive feedback and no external input will
A) play music.
B) oscillate.
C) blow a fuse.
D) do nothing.

Name: An amplifier with positive feedback and no external input will A) play music. B) oscillate. C) blow a fuse. D) do nothing.
Brand: Quizplus
Rating: 4.9 (35 reviews)

Question

Quizplus · Accepted Answer

With positive feedback, the amplifier will tend to amplify any noise or self-generated signal until it reaches its limit, causing the output to oscillate. Therefore, the most likely outcome is that it will oscillate.

An Amplifier with Positive Feedback and No External Input Will