Understanding Electricity

If you are not an electrical engineer, electricity is that magical "something" that makes things run by just plugging them into an electrical socket. While it may not be magical, it certainly is amazing, and the world as we know it would not be possible without electricity.

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This brief primer will not qualify you as an electrical engineer, but it will help you to understand how electricity works, how a backup generator replaces the electrical power from the grid, safety issues, and why sizing a backup generator is so challenging. If you would like to know more about electricity, you might want to visit The Shocking Truth about Electricity.