Other Free Encyclopedias » 21st Century Webster's Family Encyclopedia » 21st Century Webster's Family Encyclopedia - Alabama to Anderson, Dame Judith



Ampere (amp or A), unit for measuring the rate of flow of an electric current. One ampere is defined as the current in each of 2 parallel wires when the magnetic force between them is 2 × 10−7 newtons per meter. It is named after André Marie Ampère, the French scientist.

See also: Ammeter; Ohm's law.

Amphetamine [next] [back] André Marie Ampère

User Comments

Your email address will be altered so spam harvesting bots can't read it easily.
Hide my email completely instead?

Cancel or