circuit, electrical

A complete, unbroken path of conducting material ( see conductor ) over which an electrical current (see also current ) can move. Every circuit has a source (such as a generator ) to produce the current and a load where the energy is expended.

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This strip must be as wide as two brushes, except for a short distance to make a break in the electrical circuit.

The rheostat acts in an electrical circuit in just the same way a valve does in a hydraulic circuit.

The observer watches and fires the mines at the right moment by simply pressing a key thereby making the electrical circuit.

If anyone detected the signal, they'd probably only think it was some leak in the electrical circuit.

A pendulum clock was introduced into the electrical circuit, together with a novel relay.

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