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slotted armature
Directory
References
Discover
The impeachment trial of Pres. Andrew Johnson, illustration from Frank Leslie's Illustrated Newspaper, March 28, 1868.
What If the President Is Impeached?
Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.
10 Famous Artworks by Leonardo da Vinci
airplane in flight (plane, aircraft, flying)
7 Puzzling Plane Disappearances
pulmonary veins and arteries, circulation, cardiovascular system, human anatomy, (Netter replacement project - SSC)
13 Questions About How the Human Body Works Answered
illustration of the walking titanosaurus, Patagotitan mayorum
Titanosaurs: 8 of the World's Biggest Dinosaurs
Salem Witch Trials. Photogravure after the painting by Walter McEwen titled - The Witches - circa 1890s.
How Rye Bread May Have Caused the Salem Witch Trials
Rainbow flag. Sign of diversity, inclusiveness, hope, yearning. Gay pride flag popularized by San Francisco artist Gilbert Baker in 1978. Inspired by Judy Garland singing Over the Rainbow. gay rights, homosexual, gays, LGBT community
13 LGBTQ Writers You Should Read

slotted armature

machine part

Learn about this topic in these articles:

invention by Wenström

  • Understand how the concept of touch changes with the presence of electrons between two objects
    In electromagnetism: Development of electromagnetic technology

    The slotted armature, still in use today, was invented in 1880 by the Swedish engineer Jonas Wenström. Faraday’s 1831 discovery of the principle of the alternating-current (AC) transformer was not put to practical use until the late 1880s when the heated debate over the merits of…

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