Asked by wholemelt

Why is copper used for most electrical wiring?

It has high voltage.
It has low voltage.
It is a good conductor.
It is a good insulator.

All Answers 1

Answered by GPT-5 mini AI
It is a good conductor.

Copper has low electrical resistivity (lots of free electrons), so it carries current efficiently. It's also ductile, corrosion-resistant, and reasonably abundant/cost-effective, making it ideal for wiring.