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...le:TeslaOscillator.png|thumbnail|An oscillator that was among the exhibits Tesla demonstrated at the [[World's Columbian Exposition]] in 1893.]] ...hquake in [[New York City]] in 1898, gaining it the popular culture title "Tesla's '''earthquake machine'''". ...

...luding an optional neutral return wire) and is the most common method used by [[electrical grid]]s worldwide to transfer power. Three-phase electrical power was developed in the 1880s by several people. In three-phase power, the voltage on each wire is 120 degre ...

...tense magnetic fields generated by fast-moving charged particles generated by the fusion reaction (see [[magnetohydrodynamics]]).<!-- Helion Energy in pa ...conomist.com/graphic-detail/2021/11/04/what-would-a-world-powered-entirely-by-offshore-wind-look-like|url-status=live}}</ref> is forecast to be required, ...

...d with new competition: an alternating current system initially introduced by [[George Westinghouse]]'s company that used [[transformer]]s to step down f ...Electric Company]], to make sure the first [[electric chair]] was powered by a Westinghouse AC generator. ...

...e, which will eventually be exhausted. A common example is devices powered by ocean currents, whose energy is ultimately derived from the Sun, which itse ...n Kelly in relation to [[Newman's energy machine]]</ref> to describe their inventions. ...

...duced voltage effect in any coil due to a changing magnetic flux encircled by the coil. By Faraday's law of induction: ...

[[File:Types of current by Zureks.svg|thumb|upright=1.2|Alternating current (green curve). The horizon ...arry information such as sound (audio) or images (video) sometimes carried by [[modulation]] of an AC carrier signal. These currents typically alternate ...

{{redirect|Electrify|the song by Jakwob|Electrify (song)}} ...g by [[electricity]] and, in many contexts, the introduction of such power by changing over from an earlier power source. ...

...], both being part of the phenomenon of [[electromagnetism]], as described by [[Maxwell's equations]]. Common phenomena are related to electricity, inclu ...icity's industrial and residential application by [[electrical engineers]] by the century's end. This rapid expansion in electrical technology at the tim ...

The '''energy policy of the United States''' is determined by federal, state, and local entities. It addresses issues of energy productio ...rgy Independence and Security Act of 2007 (Enrolled as Agreed to or Passed by Both House and Senate) ...

...would cause an attraction between the two, which is now known to be caused by [[static electricity]]. He noted that rubbing the amber buttons could attra ...matter how small or dim'')<ref name=King>''The history of the telescope'' by Henry C. King, Harold Spencer Jones Publisher Courier Dover Publications, 2 ...

...he book, Burke wrote: "If we defined 'theology' as 'words about God', then by 'logology' we should mean 'words about words'". [[Logology (theology)|Burke ...Editor's Note", ''Polish Contributions to the Science of Science'', edited by Bohdan Walentynowicz, Dordrecht, D. Reidel Publishing Company, 1982, {{ISBN ...

...was quickly followed by a different system developed in the United States by [[Samuel Morse]]. The electric telegraph was slower to develop in France du ...onwards. The few remaining telegraph applications were largely taken over by alternatives on the [[internet]] towards the end of the 20th century. ...

{{short description|Science fiction genre inspired by 19th-century industrial steam-powered machinery}} ...use3.jpg|thumb|upright|"Maison tournante aérienne" (aerial rotating house) by [[Albert Robida]] for his book ''Le Vingtième Siècle'', a 19th-century conc ...

...ism. The ancients were acquainted with rather curious properties possessed by two minerals, [[amber]] ({{lang-grc-gre|ἤλεκτρον}}, {{transliteration|grc|ē ...this "predates the Chinese discovery of the geomagnetic lodestone compass by more than a millennium".<ref name="John B. Carlson 753">{{cite journal | la ...

...[Quantum fluctuation|fluctuate]] in their lowest energy state as described by the [[Heisenberg uncertainty principle]].{{sfnp|Sciama|1991|p=137}} Therefo ...cles come completely to rest. In fact, however, kinetic energy is retained by particles even at the lowest possible temperature. The random motion corres ...

...oth types, the electrons are accelerated from the cathode to the [[anode]] by the [[electric field]] in the tube. ...the tube allows the current between the cathode and anode to be controlled by the voltage on the grids.<ref>Hoddeson L., Riordan M. (1997). [https://arch ...