Example image of eyePlorer eyePlorer map for 'Transformer': Electric potential energy Electrical network Inductive coupling Electric current Magnetic field Magnetic flux Electromagnetic induction Electromotive force Volt Electrical load Alternating current Ferromagnetism Electrical grid Microphone Mains electricity Power transmission Faraday's law of induction Michael Faraday Induction coil Nicholas Callan Direct current Electrical connector Pavel Yablochkov Yablochkov candle Austria–Hungary Ganz Hungary Arc lamp Incandescent light bulb London Lucien Gaulard United States Westinghouse Electric (1886) Turin War of Currents Károly Zipernowsky Miksa Déri Ottó Bláthy Electricity distribution Shunt (electrical) George Westinghouse William Stanley, Jr. High voltage Mikhail Dolivo-Dobrovolsky Nikola Tesla Tesla coil Three-phase Iron Magnetic core Permeability (electromagnetism)