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Control SystemsTransfer Functions

The poles of a transfer function are the values of s that make its?

  • ANumerator zero
  • BDenominator zero
  • CGain always unity
  • DInput zero
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Correct Answer: B. Denominator zero
Explanation: Poles are the roots of the denominator polynomial after pole-zero cancellations are accounted for.
Reference: Standard control systems: transfer functions
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