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Mnemonic Devices > Physics > Current Leads or Lags Voltage in Reactive Circuits
Current Leads or Lags Voltage in Reactive Circuits
Whether current leads voltage or lags it in reactive circuits.
In inductive ('L') circuits, voltage ('E') leads current ('I'), hence 'E L I'.
In capacitive ('C') circuits, it's the other way, so 'I C E'.
ELI the ICE man
Thanks to Gerrit Boor