Definition:SI Units/Base Units
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Definition
The base SI units are as follows:
| Name | Unit symbol | Dimension | Symbol |
|---|---|---|---|
| metre | $\mathrm m$ | $\mathsf L$: Length | $l$ |
| kilogram | $\mathrm {kg}$ | $\mathsf M$: Mass | $m$ |
| second | $\mathrm s$ | $\mathsf T$: Time | $t$ |
| ampere | $\mathrm A$ | $\mathsf I$: Electric Current | $I$ |
| kelvin | $\mathrm K$ | $\Theta$: Temperature | $T$ |
| candela | $\mathrm {cd}$ | $\mathsf J$: Luminous Intensity | $I_v$ |
| mole | $\mathrm {mol}$ | $\mathsf N$: Amount of Substance | $n$ |
Also see
Sources
- 1964: Milton Abramowitz and Irene A. Stegun: Handbook of Mathematical Functions ... (previous) ... (next): $2$. Physical Constants and Conversion Factors
- 1976: Ralph J. Smith: Circuits, Devices and Systems (3rd ed.) ... (previous) ... (next): Chapter $1$: Electrical Quantities: Definitions and Laws: The International System of Units: Table $1$-$1$ Basic Quantities
- 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): SI units
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): SI units