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 ...

This is extended to AC concepts including frequency, voltage transformation, reactive power and three-phase power. The key elements of a power system are then introduced, starting with the production ...

This is extended to AC concepts including frequency, voltage transformation, reactive power and three-phase power. The key elements of a power system are then introduced, starting with the production ...