How does an electric circuit work where there are multiple switches? One light circuit in my house has four switches; three along a hallway and one downstairs. Using any switch either turns on all the lights or turns them all off regardless of other switches positions.
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https://mepacademy.com/3-way-switch-wiring-explained/
https://www.electrical101.com/3way-switches.html
The term is “3 way switch”. Google or YouTube search for “how does a 3-way switch work”.
There are multiple paths that the electricity can go through.
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