Understanding Conductors and Wiring Standards

Front

What is the primary material used in most electrical conductors due to its excellent conductivity?

Back

Copper

Front

Which color is typically used for ground wires in the United States?

Back

Green

Front

What is considered a low voltage application in commercial settings? 120V lighting systems, 240V HVAC systems, 12V security systems, 480V industrial motors

Back

12V security systems

Front

In commercial wiring, what is the standard color for a neutral wire?

Back

White

Front

Which of the following is a type of conductor used in electrical wiring? Insulator, Semiconductor, Copper wire, Plastic

Back

Copper wire

Front

What color is typically used for high voltage wires in commercial settings?

Back

Orange

Front

Which of the following is a common application of low voltage systems in commercial buildings? High-intensity discharge lighting, Fire alarm systems, Industrial machinery, HVAC systems

Back

Fire alarm systems

Front

In commercial wiring standards, what is the typical color used for a hot wire? Options: White, Black, Green, Blue

Back

Black