Measuring Electrical Current: The Roads Not Taken

• Autores: Thomas B. Greenslade Jr.
• Localización: The Physics Teacher, ISSN 0031-921X, Vol. 49, Nº. 5, 2011, págs. 286-288
• Idioma: inglés
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• Resumen

  • Recently I wrote about the standard Weston meter movement1,2that is at the heart of all modern analogue current measurements. Now I will discuss other techniques used to measure electric current that, despite being based on valid physical principles, are largely lost in technological history.