AC theoryQuestion 1472 of 1506

A capacitor of 50 µF is connected to a 60 Hz supply. What is its capacitive reactance?

  1. 106 Ω
  2. 333 Ω
  3. 53100 Ω
  4. 53.1 Ω
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Correct answer: 53.1 Ω

XC = 1 ÷ (2πfC) = 1 ÷ (2 × 3.1416 × 60 × 50 × 10⁻⁶) = 53.1 Ω.

Source: Computed, 4.2: AC Capacitor Circuits

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Questions last reviewed: 18 October 2026