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Electric Charge

Characteristic

abcoulomb

Notes

Symbol

aC

Other Names

emu-of-charge, abC

Metric (SI) Equivalent

10 coulombs

This equivalent and the one below are exact.

Another Metric (SI) Equivalent with More Basic Units

10 ampere seconds

Metric (SI) Dimensions

time × electric-current

These are the dimensions of the "electric charge" quantity in SI units. There are other unit systems used in electromagnetics that may assign different dimensions.

Characteristic

ampere-hour

Notes

Symbol

Ah

Metric (SI) Equivalent

3.6 kilocoulombs

This equivalent and the one below are exact.

Another Metric (SI) Equivalent with More Basic Units

3.6 kiloampere seconds

Metric (SI) Dimensions

time × electric-current

These are the dimensions of the "electric charge" quantity in SI units. There are other unit systems used in electromagnetics that may assign different dimensions.

Characteristic

coulomb

Notes

Symbol

C

Other Name

coul

Metric (SI) Equivalent

coulomb is a metric unit (in fact, it is a derived SI unit)

Another Metric (SI) Equivalent with More Basic Units

1 ampere second

Metric (SI) Dimensions

time × electric-current

These are the dimensions of the "electric charge" quantity in SI units. There are other unit systems used in electromagnetics that may assign different dimensions.

Characteristic

elementary-charge

Notes

Other Names

q, electron-charge, electronic-charge, atomic-unit-of-charge

Metric (SI) Equivalent

1.602176565×10-19 coulombs

Another Metric (SI) Equivalent with More Basic Units

1.602176565×10-19 ampere seconds

Standard Uncertainty

± 3.5×10-27 coulombs

Metric (SI) Dimensions

time × electric-current

These are the dimensions of the "electric charge" quantity in SI units. There are other unit systems used in electromagnetics that may assign different dimensions.

Characteristic

statcoulomb

Notes

Symbol

statC

Other Names

esu-of-charge, franklin, Fr

Metric (SI) Equivalent

333.5640952 picocoulombs

Another Metric (SI) Equivalent with More Basic Units

333.5640952 picoampere seconds

Metric (SI) Dimensions

time × electric-current

These are the dimensions of the "electric charge" quantity in SI units. There are other unit systems used in electromagnetics that may assign different dimensions.