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MCQ Practice Question
Control SystemsRoot Locus

The number of root-locus branches equals the number of?

  • AOpen-loop poles
  • BOpen-loop finite zeros only
  • CClosed-loop zeros
  • DBreakaway points
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Correct Answer: A. Open-loop poles
Explanation: Each open-loop pole is the starting point of one root-locus branch.
Reference: Standard control systems: root locus
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