Circuit breakers are used in nearly all electrical systems — from residential dwellings to electric utility facilities. We rely on them to protect our systems from damaging overcurrents and short ...

Fran: Ahhh, I almost won that one as well! Now, our appliances and devices, they all work because of the electrical current that flows into them through a circuit. An electrical circuit is made of a ...

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 ...

In the past few articles, we have looked into several different building components including structure, HVAC, roofs, in addition to performance based design. One important building component that we ...