ampere measures electric current and coulomb measures electric charge
As nouns the difference between ampere and coulomb
is that
ampere is a unit of electrical current, the standard base unit in the international system of units abbreviation: amp, symbol: a while
coulomb is in the international system of units, the derived unit of electric charge; the amount of electric charge carried by a current of 1 ampere flowing for 1 second symbol: c.
ampere Alternative forms
* , amp, A
Noun
( en noun)
A unit of electrical current, the standard base unit in the International System of Units. Abbreviation: amp, Symbol: A
 Definition: The ampere is that constant current which, if maintained in two straight parallel conductors of infinite length, of negligible circular crosssection, and placed 1 metre apart in vacuum, would produce between these conductors a force equal to 2 x 10–7 newton per metre of length. (
The International Bureau of Weights and Measures )
Derived terms
*
*
* milliamp
* microamp
* nanoamp
* picoamp

coulomb Noun
( en noun)
In the International System of Units, the derived unit of electric charge; the amount of electric charge carried by a current of 1 ampere flowing for 1 second. Symbol: C
 He is charged up with enough coulombs to make his hair stand on end.
Jewelry: pendant. From the homophone for Coulomb in Russian, ?????.
