Coil
1. Short for
electromagnetic coil, a coil is conductor wire such as copper in a cylindrical form around an
iron core that creates an inductor or electromagnet to store magnetic
energy. Coils are often used to remove power spikes and dips from power. In
the picture to the right, is an example of an inductor on a computer
motherboard.
Tip: The core of a coil is usually iron; however, it may also be plastic and even air.
2. A coil can also refer to a spring.
Also see: Electromagnet, Power definitions, Electronics definitions, Transformer