What is direct current (DC)?

Current flowing in one direction.

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  1. Current flowing in one direction ✔
  2. Current that reverses repeatedly
  3. Current with zero voltage

Why: DC flows one way, like from a battery to a device.

Huh, didn't know that: DC flows one way, like from a battery to a device.

The dad joke
DC is one directionally determined.
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References

Answer: Current flowing in one direction. DC flows one way, like from a battery to a device.

  1. Electricity en.wikipedia.org/wiki/Electricity
    Direct current, as produced by example from a battery
    Checked 2026-11-07.

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