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Electric Current

Characteristic

abampere

Notes

Symbol

aA

Other Names

abA, biot, Bi, emu-of-current

Metric (SI) Equivalent

10 amperes

This equivalent is exact.

Metric (SI) Dimensions

electric-current

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

Characteristic

ampere

Notes

Symbol

A

Other Name

amp

Metric (SI) Equivalent

ampere is a metric unit (in fact, it is a base SI unit)

Metric (SI) Dimensions

electric-current

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

Characteristic

atomic-unit-of-current

Notes

Metric (SI) Equivalent

0.00662361795 amperes

Standard Uncertainty

± 1.5×10-10 amperes

Metric (SI) Dimensions

electric-current

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

Characteristic

statampere

Notes

Symbol

statA

Other Name

esu-of-current

Metric (SI) Equivalent

333.5640952 picoamperes

Metric (SI) Dimensions

electric-current

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