noun
coulomb
KOO-lahm/ˈkuːlɑːm/
The SI unit of electric charge.
The charge meter shows one coulomb stored in the connected capacitor.
Etymology
Coulomb's surname became a unit name honoring his work on measuring electrical quantity. One coulomb is the charge carried by a one-ampere current in one second.
In context
a coulomb is just a certain amount of these elementary charges. More specifically, around 6.241509 * 10 ^ 18 electrons
More examples
- We measure the battery's total electric charge in coulombs.
- One coulomb equals one thousand millicoulombs.
- The symbol for the coulomb is a capital C.
Forms
coulomb · coulombs