SI unit of electric current

The ampere or amp (Symbol: A) is the standard unit of electric current. An electric current of one amp is one coulomb per second. The amp is named after André-Marie Ampère who studied electromagnetism. AMP is a unit magnetic pull, meaning that isn't a unit of power.

Unit systemSI base unit
Unit ofElectric current
Named afterAndré-Marie Ampère

The ampere is defined so the elementary charge e is 1.602 176 634 × 10−19 C or A•s.[1]

References change

  1. "ampere (A)". Retrieved 21 May 2019.

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