SI Units

SI base units

(Unit Name – Symbol – Quantity)

Metre – m – length

Kilogram – kg – mass

Second – s – time

Ampere – A – electric current

Kelvin – K – temperature

Mole – mol – amount of substance

SI derived unit

(Name – Symbol – Quantity)

Radian – rad – angle

steradian – sr – solid angle

hertz – Hz – frequency

newton – N – force, weight

pascal – Pa – pressure, stress

joule – J – energy, work, heat

watt – W – power, radiant flux, electric power

coulomb – C – electric charge

volt – V – voltage, electrical potential difference

farad – F – electric capacitance

ohm – Ω- electric resistance, impedance

siemens – S – electrical conductance

weber- Φ – magnetic flux

tesla – B – magnetic flux density

henry – L, M – inductance

degree Celsius – °C – temperature

lumen – lm – luminous flux

lux – lx – illuminance

becquerel – Bq – radioactivity

ampere – I – electric current

coulomb – Q – electric charge

ohm meter – p – resistivity

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