Depending on how the wire is sold, it can also be known as a spool of wire or a coil of wire.
The electrical terminology of a wire with no insulation on it is a bare wire.
Call a qualified electrician.
I have not seen it in a 500'roll. Contact your local electrical supply store and they may be able to get it for you.
The common wire in a typical electrical circuit is the neutral wire.
Just the same way you test wire anywhere. If you are unfamiliar with this,or don't have the proper tools, call an electrician.
To extend the length of an electrical wire, you can use an electrical wire extender. This device allows you to connect two wires together securely, effectively increasing the overall length of the wire.
In an electrical circuit, the black wire is typically designated as the hot wire.
In an electrical circuit, the white wire is typically designated as the neutral wire.
The black wire is typically considered the hot wire in electrical wiring.
A line wire carries electrical current into a device, while a load wire carries electrical current out of a device.
In electrical wiring, the black wire is typically the hot wire.
In an electrical circuit, the black wire is typically the hot wire.