Definition:Fundamental Unit (Physics)
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The fundamental unit for a particular measurable quantity is chosen by convention.
Also known as
Fundamental units are also known as base units.
There are various conventions, as follows:
- SI units (Système International), which evolved from the MKS system
- MKS, that is, Metre-Kilogram-Second
- CGS, that is, Centimetre-Gram-Second
- Imperial or FPS: that is, Foot-Pound-Second.
There are other more specialized ones.