An electric circuit interconnects electrical elements or electronic elements together usually to perform a bit of utile work. Examples around electronics include printed circuits integrated circuits Synchronous_circuits Asynchronous_circuits digital circuits Series and parallel circuits Telecommunication circuits A sport circuit is a closed, typically elliptical or even round, racing track utilized for motor sports, track cycling, running, skating etc. Kart circuits Some political and judicial administrative divisions are referred to as Circuits. At an airfield, the circuit is an agreed pattern for managing local air traffic. In mathematics, a circuit may refer to a closed walk in graph theory a minimal dependent set in combinatorics Neural circuits: understand Neuroscience.

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