Unitates derivate del SI

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Le unitates derivate del SI es un parte del Systema International de Unitates (SI) e es derivate del septe unitates de base del SI.

Le tabella sequente monstra solmente le unitates derivate que ha nomines e symbolos special.

Magnitudo Nomine del unitate Symbolo pro le unitate Expression in terminos de altere unitates Expression in terminos del unitates de base del SI
frequentia hertz Hz \mbox{s}^{-1}  
fortia newton N \mbox{kg} \cdot \mbox{m} \cdot \mbox{s}^{-2}  
pression pascal Pa \mbox{N} \cdot \mbox{m}^{-2} = \mbox{kg} \cdot \mbox{m}^{-1} \cdot \mbox{s}^{-2}
energia, travalio, quantitate de calor joule J \mbox{N} \cdot \mbox{m} = \mbox{kg} \cdot \mbox{m}^2 \cdot \mbox{s}^{-2}
potentia, fluxo energetic watt W \mbox{J} \cdot \mbox{s}^{-1} = \mbox{kg} \cdot \mbox{m}^2 \cdot \mbox{s}^{-3}
carga electric coulomb C \mbox{A} \cdot \mbox{s}  
differentia de potential electric, fortia electromotive volt V \mbox{J} \cdot \mbox{C}^{-1} = \mbox{m}^2 \cdot \mbox{kg} \cdot \mbox{s}^{-3} \cdot \mbox{A}^{-1}
resistentia electric ohm \Omega \mbox{V} \cdot \mbox{A}^{-1} = \mbox{m}^2 \cdot \mbox{kg} \cdot \mbox{s}^{-3} \cdot \mbox{A}^{-2}
conductantia electric siemens S \mbox{A} \cdot \mbox{V}^{-1} = \mbox{s}^3 \cdot \mbox{A}^2 \cdot \mbox{m}^{-2} \cdot \mbox{kg}^{-1}
capacitate electric farad F \mbox{C} \cdot \mbox{V}^{-1} = \mbox{s}^4 \cdot \mbox{A}^2 \cdot \mbox{m}^{-2} \cdot \mbox{kg}^{-1}
induction magnetic tesla T \mbox{V} \cdot \mbox{s} \cdot \mbox{m}^{-2} = \mbox{kg} \cdot \mbox{s}^{-2} \cdot \mbox{A}^{-1}
fluxo de induction magnetic weber Wb \mbox{V}\cdot\mbox{s} = \mbox{m}^2 \cdot \mbox{kg} \cdot \mbox{s}^{-2} \cdot \mbox{A}^{-1}
inductantia henry H \mbox{V} \mbox{s} \cdot \mbox{A}^{-1} = \mbox{m}^2 \cdot \mbox{kg} \cdot \mbox{s}^{-2} \cdot \mbox{A}^{-2}
temperatura Celsius grado Celsius °C K  
angulo plan radian rad 1 = \mbox{m} \cdot \mbox{m}^{-1}
angulo solide steradian sr 1 = \mbox{m}^{2} \cdot \mbox{m}^{-2}
fluxo luminose lumen lm \mbox{cd} \cdot \mbox{sr}  
illuminantia lux lx \mbox{cd} \cdot \mbox{sr} \cdot \mbox{m}^{-2}  
activitate (de un radionucleido) becquerel Bq \mbox{s}^{-1}  
dose absorbite de radiation gray Gy \mbox{J} \cdot \mbox{kg}^{-1} = \mbox{m}^2 \cdot \mbox{s}^{-2}
dose equivalente sievert Sv \mbox{J} \cdot \mbox{kg}^{-1} = \mbox{m}^2 \cdot \mbox{s}^{-2}
activitate catalytic katal kat \mbox{mol} \cdot \mbox{s}^{-1}  


Altere magnitudos e unitates[modificar | modificar fonte]

Unitates composite derivate del unitates del SI
Nomine Symbolo Magnitudo Expression in terminos
del unitates de base del SI
metro quadrate m2 area m2
metro cubic m3 volumine m3
metro per secundo m/s rapiditate, velocitate m·s−1
metro cubic per secundo m3/s fluxo volumetric m3·s−1
metro per secundo quadrate m/s2 acceleration m·s−2
radian per secundo rad/s velocitate angular s−1
newton secundo N·s momento, impulso m·kg·s−1
newton metro secundo N·m·s momento angular m2·kg·s−1
newton metro N·m = J/rad torsion m2·kg·s−2
metro reciprocal m−1 undaplure m−1
kilogramma per metro quadrate kg/m2 densitate areal m−2·kg
kilogramma per metro cubic kg/m3 densitate m−3·kg
metro cubic per kilogramma m3/kg volumine specific m3·kg−1
mol per metro cubic mol/m3 concentration, densitate molar m−3·mol
metro cubic per mol m3/mol volumine molar m3·mol−1
joule secundo J·s action m2·kg·s−1
joule per kelvin J/K capacitate caloric, entropia m2·kg·s−2·K−1
joule per kelvin mol J/(K·mol) capacitate caloric molar, entropia molar m2·kg·s−2·K−1·mol−1
joule per kilogramma kelvin J/(K·kg) capacitate caloric specific, entropia specific m2·s−2·K−1
joule per mol J/mol energia molar m2·kg·s−2·mol−1
joule per kilogramma J/kg energia specific m2·s−2
joule per metro cubic J/m3 densitate energetic m−1·kg·s−2
newton per metro N/m = J/m2 tension superficial kg·s−2
watt per metro quadrate W/m2 densitate de fluxo caloric, irradiantia kg·s−3
watt per metro kelvin W/(m·K) conductivitate thermal m·kg·s−3·K−1
metro quadrate per secundo m2/s viscositate kinematic, coefficiente de diffusion m2·s−1
pascal secundo Pa·s = N·s/m2 viscositate dynamic m−1·kg·s−1
coulomb per metro quadrate C/m2 campo electric de displaciamento m−2·s·A
coulomb per metro cubic C/m3 densitate de carga electric m−3·s·A
ampere per metro quadrate A/m2 densitate de currente electric A·m−2
siemens per metro S/m conductivitate m−3·kg−1·s3·A2
siemens metro quadrate per mol S·m2/mol conductivitate molar kg-1·s3·mol−1·A2
farad per metro F/m permittivitate m−3·kg−1·s4·A2
henry per metro H/m permeabilitate m·kg·s−2·A−2
volt per metro V/m intensitate de campo electric m·kg·s−3·A−1
ampere per metro A/m intensitate de campo magnetic A·m−1
candela per metro quadrate cd/m2 luminantia cd·m−2
coulomb per kilogramma C/kg exposition (radios X e radios gamma) kg−1·s·A
gray per secundo Gy/s rata de dose absorbite m2·s−3
ohm metro Ω·m resistivitate m3·kg·s−3·A−2
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