Origin of alternating current
Examples from the Web for alternating current
The study of the alternating-current arc has suggested a number of new experimental problems for investigators.
In alternating-current circuits its place is taken by the dynamometer type, which reads both direct and alternating currents.
For alternating-current systems must have the two or more conductors of the circuit enclosed in one metal armor.Motion Picture Operation, Stage Electrics and Illusions|Henry C. Horstmann
The alternating-current transformer is another gift of Faraday to the commercial world.Beacon Lights of History, Volume XIV|John Lord
I am supposing that our plant consists of an alternating-current dynamo with a small exciter.Wrinkles in Electric Lighting|Vincent Stephen