+AC circuits are electrical pathways where the flow of [Alternating Current](/wiki/alternating_current) periodically reverses direction. This ubiquitous form of [Electricity](/wiki/electricity) enables efficient power transmission over long distances, forming the backbone of modern power grids and electronic systems.
+## See also
+- [Direct Current](/wiki/direct_current)
+- [Circuit](/wiki/circuit)
+- [Power Grid](/wiki/power_grid)
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