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Network TheoryAC Circuit Analysis

The impedance of an ideal capacitor in sinusoidal steady state is?

  • Aj omega C
  • B1/(j omega C)
  • Cj/C
  • Domega/C
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Correct Answer: B. 1/(j omega C)
Explanation: An ideal capacitor has impedance ZC = 1/(j omega C), equivalent to -j/(omega C).
Reference: Standard network theory: ac circuit analysis
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