within the insulation. Two hot wires and one neutral wire provide the power. Each hot wire provides 120 volts of electricity. The neutral is tapped off from the transforme
https://sciencing.com/info-8679920-difference-three-phase-electrical-wiring.html
What does "tapped off" mean?
I couldn't find it in any of the dictionaries?
Is "off" an adverb?
"tapped off from the transformer" means electrically connected to the transformer. "tap off" is used as a phrasal verb. com/dictionary/american/tap_1 ), where the "substance" in this case is electricity.
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"tapped off from the transformer" means electrically connected to the transformer. "tap off" is used as a phrasal verb. The basic meaning of "tap" is something like "to get a substance from a particular place or object" (https://www.macmillandictionary.com/dictionary/american/tap_1), wher