Defined as the quantity of charge which passes any section of a conductor in one second when a current of one ampere is flowing.

Dimension: IT

1 C = 1 As

3600 Coulomb = 1 Ampere-hour [Ah] 1 Coulomb = 6.24x1018 protons
1 Coulomb = -6.24x1018 electrons

Electrons and protons each have exactly the same, although opposite, charges equal to 1.602x10-19C.

See also: Abcoulomb, Ampere-Hour, Coulometer, Elementary Charge, Faraday, Statcoulomb.

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Subjects: Units