AC theoryQuestion 1465 of 1506

A coil has an inductance of 500 mH and is connected to a 60 Hz supply. What is its inductive reactance?

  1. 188000 Ω
  2. 188 Ω
  3. 30.0 Ω
  4. 1180 Ω
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Correct answer: 188 Ω

XL = 2πfL = 2 × 3.1416 × 60 × 500 mH = 188 Ω.

Source: Computed, 3.2: AC Inductor Circuits

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Questions last reviewed: 18 October 2026