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What does it mean to say that the electric current from a wall socket is 120 V AC
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What does it mean to say that the electric current from a wall socket is 120 V AC

User Alanl
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It means someone is confused. 120 V ac is the root mean square value of the voltage NOT the current. It means the voltage from the socket is equivalent to a 120 Volts from a direct current supply.
User Mahi
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