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Q: Why do you need to protect ourselves to electrical hazard?
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Continue Learning about Natural Sciences

What things need a electrical circuit?

Electrical devices need an electrical circuit.


Who discovered that electrical currents do not need an electrical wire to flow through?

Thomas Edison


Why do electrical machines need switches?

Because in the switch there is


Who discovered that electrical currents do not need electrical wire to flow through?

The first person to get killed by a lightning strike.


What grounging system do you need on your new house?

You need a grounding system that follows the local electrical code.