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Control SystemsState Space

The minimum number of state variables required to describe a system generally equals the order of its?

  • AMinimal dynamic model
  • BInput amplitude
  • CSteady-state error constant
  • DFeedback sensor gain only
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Correct Answer: A. Minimal dynamic model
Explanation: For a minimal realization, the number of independent state variables equals the order of the system dynamics.
Reference: Standard control systems: state space
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