For electricity to flow, everything needs to be connected in a big ring. It’s called a circuit. For example, the lights in most houses and flats are part of a circuit controlled by the consumer unit, ...

THE first difficulty with this text is its title ; the A author has gone so thoroughly into basic circuit theory that the term 'elementary' cannot be justified. A considerable experience of elementary ...

Watch this video to learn more about what an electrical circuit is and how it works. Electrical energy flows around circuits which are loops made of metal wires. In this game, touching the wire with ...