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Network TheoryCoupled Circuits

The coefficient of coupling k between two passive coupled coils normally lies in the range?

  • A0 to 1
  • B1 to 10
  • C-10 to 10 only
  • DGreater than 1
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Correct Answer: A. 0 to 1
Explanation: The magnitude of coupling coefficient is bounded by 0<=k<=1, where k=1 represents ideal complete coupling.
Reference: Standard network theory: coefficient of coupling
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