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  • Test 3 - Control System | Electronics and Communication (ECE)
  • Directions : The Nyquist plot of a stable transfer functi...
Multiple choice

Directions : The Nyquist plot of a stable transfer function G (s) and its closed loop system in the feedback configuration are shown below.

The gain and phase margins of G (s) for closed loop stability are

  1. 6 dB and 1800 respectively

  2. 3 dB and 1800 respectively

  3. 6 dB and 900 respectively

  4. 3 dB and 900 respectively

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C Correct answer
Explanation

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