Define the unit of electric current .
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The SI unit of electric current is the ampere, or amp, which is the flow of electric charge across a surface at the rate of one coulomb per second. The ampere (symbol: A) is an SI base unit Electric current is measured using a device called an ammeter
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I = Q/t
where, unit of Q = colomb and t = second
so, coloumb per second is the unit of current and called as amphere
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