Where do amps come from?
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The ampere (/ˈæmpɪər, æmˈpɪər/ or /ˈæmpɛər/ (UK), symbol: A), often shortened to "amp", is the base unit of electric current in the International System of Units (SI). It is named after André-Marie Ampère (1775–1836), French mathematician and physicist, considered the father of electrodynamics.