1
Q
A circuit may have positive or negative feedback depending on the _______ of the signal being fed back to the system.
A
polarity
2
Q
It drives a circuit into oscillation
A
Positive feedback
3
Q
It decreases the voltage gain of the system but improves a number of circuit features.
A
Negative feedback
4
Q
It tends to hold down the amount of noise signal (such as power supply hum) and nonlinear distortion.
A
Signal feedback
ECE
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