The ampere (/ ˈæmpɛər / ⓘ AM-pair, US: / ˈæmpɪər / ⓘ AM-peer; [1][2][3] symbol: A), [4] often shortened to amp, [5] is the unit of electric current in the International System of Units (SI). One …

SI base unit: ampere (A) The ampere, symbol A, is the SI unit of electric current. It is defined by taking the fixed numerical value of the elementary charge e to be 1.602 176 634 x 10 –19 when expressed …

Nov 4, 2025 · Ampere, unit of electric current in the International System of Units (SI), named for 19th-century French physicist Andre-Marie Ampere. It represents a flow of one coulomb of electricity per …

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Ampere or amp (symbol: A) is the unit of electrical current. One Ampere is defined as the current that flows with electric charge of one Coulomb per second.

Amper is a common misspelling or variant spelling of Ampere (symbol: A), which is the unit of electric current in the International System of Units (SI). An ampere is defined as the amount of electric …

Electric current is a flow of electricity through a medium and its SI unit is the ampere, with the symbol A. The flow is typically through a wire and composed of electrons, the tiny particles that make up …

An ampere is the standard unit for measuring electric current. It describes how much electric charge moves through a conductor over time and provides a practical way to quantify current flow in …

AMPERE definition: 1. the standard unit of electric current: 2. the standard unit of electric current: 3. the…. Learn more.

Dec 24, 2025 · ampere (plural amperes) A unit of electrical current, the standard base unit in the International System of Units; colloquially amp. Abbreviation: amp, Symbol: A quotations Definition: …