<prompt> Pedzisa mutsara unotevera: Mukuziva mupiro wake mukugadzirwa kwesayenzi yemagetsi yazvino uno, chibvumirano chamarudzi ose, chakasainwa pa 1881  <response>: International Exposition of Electricity, yakasimbisa ampere sechinhu chakajairika chekuyera magetsi, pamwe chete ne coulomb, volt, ohm, watt uye farad, ayo akatumidzwa, zvichiteerana, mushure mevanhu venguva imwe chete naAmpère Charles-Augustin de Coulomb weFrance, Alessandro Volta weItaly, Georg Ohm weGermany, James Watt weScotland uye Michael Faraday weEngland. Zita raAmpère nderimwe remazita 72 akanyorwa paEiffel Tower. 