Answer / machireddypavan

Feedback is a process of some part of output signal is feed
in the input
signal.
2 types. 1) positive feedback
2) negitive feedback

Answer / prasad appadi

Feedback signals are based on instruments .
Examples they are give at bellow.
1.Run feed back
2.Stop feedback
3.Normal feedback.
4.Trip feedback.
5.High feedback.
6.High High feedback.
7.Low feedback.
8.Very very low fedback.
These are feedback signals of  instrumentation  .

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