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Which describes alternating current?

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  1. Current that alternates between positive and negative directions
  2. Current that alternates between a positive direction and zero
  3. Current that alternates between a negative direction and zero

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References

  1. HamStudy 2026 Technician pool, T5A09 hamstudy.org/browse/E2_2026/T5A Checked 2026-10-09.

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