The rules of the National Electrical Code are written for people who have a pre-existing knowledge of electricity. In order to make sense of the Code, you must first understand basic electrical ...

This video explains what capacitors are and how they store and release electrical energy in electronic circuits. Capacitors ...

This video explains the role of resistors in electronic circuits and how Ohm’s Law defines the relationship between voltage, ...

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, ...

It's standard: You overkill the positive side of the 12-volt circuit andignore the ground circuit. Basic electrical circuit design requires acomplete path back to the battery through the ground ...