Why feedback is required in oscillators?

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Description : What are oscillators in technical analysis?

Description : What is meant by feedback in electronics?

Description : A feedback amplifier has a gain of 1000 without feedback. Find the gain with feedback and the amount of feedback in dB for a negative feedback of 10%. 

Description : Negative feedback in a closed-loop control system DOES NOT (A) reduce the overall gain (B) reduce bandwidth (C) improve disturbance rejection (D) reduce sensitivity to parameter variation

Answer : Negative feedback in a closed-loop control system DOES NOT reduce bandwidth

Description : How does negative feedback reduces distortion in an amplifier?

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