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Вопрос 213

Which of the following is opposition to the flow of alternating current in a capacitor?

  1. Conductance
  2. Reluctance
  3. ReactanceПравильный ответ
  4. Admittance

Объяснение

A capacitor opposes alternating current by the voltage that builds up on its plates as they charge, and that opposition is capacitive reactance. Conductance and admittance describe ease of current flow, and reluctance applies to magnetic circuits.

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Вопрос 213: Which of the following is opposition to the flow of… · FCC General Class (Element 3) · Questena