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Open circuit

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The term Open circuit may refer to:

  • Open-circuit voltage, the difference of electrical potential between two terminals of a device when there is no external load connected
  • Open-circuit scuba, a type of SCUBA-diving equipment where the user breathes from the set and then exhales to the surroundings without recycling the exhaled air
  • Self-contained breathing apparatus, used in open-circuit SCUBA
  • An electric circuit is an "open circuit" if it lacks a complete path between the positive and negative terminals of its power source

See also


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