# amperage

## Definitions

### General Science

### Cars & Driving

- noun the strength of an electric current in amperes, used e.g. for marking fuses

### Construction

- In a circuit, the flow of electricity, expressed in amperes.

### Electronics

- The intensity of a
__current flow__. Expressed in amperes. ampere The fundamental SI __unit__ of electric current. Currently, it is defined as the __constant current__ that produces a __force__ of 0.2 micronewtons per __meter__ between two infinitely long parallel conductors placed one meter apart in a __vacuum__. A current of one ampere equals one coulomb of charge per second. Its abbreviation is amp. Its symbol is A.

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