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Electric Potential, Potential Difference, and Electromotive Force

Characteristic

abvolt

Notes

Symbol

aV

Other Names

emu-of-electric-potential, abV

Metric (SI) Equivalent

10 nanovolts

This equivalent and the others below are exact.

Other Metric (SI) Equivalents with More Basic Units

10 nanojoules / coulomb

1×10-8 meter2 kilograms / ampere second3

Metric (SI) Dimensions

length2 × mass × time-3 × electric-current-1

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

Characteristic

atomic-unit-of-electric-potential

Notes

Metric (SI) Equivalent

27.21138505 volts

Other Metric (SI) Equivalents with More Basic Units

27.21138505 joules / coulomb

27.21138505 meter2 kilograms / ampere second3

Standard Uncertainty

± 6×10-7 volts

Metric (SI) Dimensions

length2 × mass × time-3 × electric-current-1

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

Characteristic

crocodile

Notes

Metric (SI) Equivalent

1 megavolt

This equivalent and the others below are exact.

Other Metric (SI) Equivalents with More Basic Units

1 megajoule / coulomb

1×106 meter2 kilograms / ampere second3

Metric (SI) Dimensions

length2 × mass × time-3 × electric-current-1

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

Characteristic

statvolt

Notes

Symbol

statV

Other Names

esu-of-potential, esu-of-electric-potential

Metric (SI) Equivalent

299.792458 volts

Other Metric (SI) Equivalents with More Basic Units

299.792458 joules / coulomb

299.792458 meter2 kilograms / ampere second3

Metric (SI) Dimensions

length2 × mass × time-3 × electric-current-1

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

Characteristic

volt

Notes

Symbol

V

Metric (SI) Equivalent

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

Other Metric (SI) Equivalents with More Basic Units

1 joule / coulomb

1 meter2 kilogram / ampere second3

Metric (SI) Dimensions

length2 × mass × time-3 × electric-current-1

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