We're all familiar with two dimensional design drawings — not to mention the questions that usually accompany them because they can provide only so much information before becoming hopelessly ...

A circuit is a closed loop containing various components. Electrical current flows around the circuit. Scientists use symbols to represent the different components in a circuit. Symbols are simplified ...

Electrical components, like motors close motorA device which spins when current flows through it. Motors are used in fans, food processors and many other devices. and lamps close lampA component which ...