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Question 218

What unit is used to measure reactance?

  1. Farad
  2. OhmCorrect answer
  3. Ampere
  4. Siemens

Explanation

Reactance opposes current just as resistance does, so it is measured in the same unit, the ohm. The farad measures capacitance, the ampere current, and the siemens conductance or admittance.

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Question 218: What unit is used to measure reactance? · FCC General Class (Element 3) · Questena