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Network TheoryAC Circuit Analysis

At 50 Hz, the inductive reactance of a 0.1 H inductor is closest to?

  • A3.14 ohm
  • B31.4 ohm
  • C50 ohm
  • D314 ohm
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Correct Answer: B. 31.4 ohm
Explanation: XL = 2πfL = 2π×50×0.1 ≈ 31.4 ohm.
Reference: Standard network theory: ac circuit analysis
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