When Benjamin Franklin performed his kite experiment in the midst of an electrical thunderstorm and lived for many more years to tell the tale, the device he had at hand to store electric charge was ...
The Leyden jar is a dissectible capacitor made of aluminum and glass that poses an interesting question of where the stored charge resides. A series of experiments can be done showing that the charge ...
A Leyden jar being discharged, from an 1878 science text. This image originally appeared in Augustin Privat-Deschanel’s 1878 “Elementary Treatise on Natural Philosophy, Part 3: Electricity and ...
The mica capacitor—a Dubilier design that revolutionized wireless communications—was inspired by a demonstration of a wireless telegraph transmitter by Guglielmo Marconi. The transmitter required more ...
What would MacGyver do if he needed a high voltage capacitor but only had some foil, tape, water, salt, a nail and a plastic jug? He would build a salt water Leyden jar, that’s what. The Leyden jar is ...
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