How to find which feedback dominates in a circuit

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In Astable multivibrator (using OP-AMP) and Butterworth 2nd order filter(using OP-AMP)(both high pass & low pass filter), both positive and negative feedback are given. But in Astable mutivibrator positive feedback dominates whereas in butterworth filter negative feedback dominates. How to find which feedback dominates in a circuit?

Reference no: EM13247392

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