Question:medium

A minimum phase unity feedback system has slope $-20\,dB/decade$ for all frequencies. The value of maximum phase margin is:

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Slope $-20\,dB/dec$ → phase margin $90^\circ$.
Updated On: May 20, 2026
  • $-90^\circ$
  • $0^\circ$
  • $90^\circ$
  • $180^\circ$
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The Correct Option is C

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