DC absorption current active current alternating current conduction current convection current cycle delta current dielectric displacement current direct current displacement current eddy current electric current electric stream emission current exciting current free alternating current galvanic current high-frequency current idle current induced current induction current ionization current juice low-frequency current magnetizing current multiphase current pulsating direct current reactive current rotary current single-phase alternating current stray current thermionic current thermoelectric current three-phase alternating current voltaic current watt current