SI derived units are units derived from the seven SI base units.
Physical quantity Name of SI unit Symbol for SI unit Expression in terms of SI base units -------------------------------------------------------------------------------------------------------------------------------- Special names and Symbols -------------------------------------------------------------------------------------------------------------------------------- frequency hertz Hz s-1
force newton N m.kg.s-2
pressure, stress pascal Pa N.m-2 = m-1.kg.s-2
area are ??? m2
volume liter l 1000 l = m3 energy, work, heat joule J N.m = m2.kg.s-2
power, radiant flux[?] watt W J.s-1 = m2.kg.s-3
electric charge coulomb C A.s
electric potential, electromotive force volt V J.C-1 = m2.kg.s-3.A-1
electric resistance[?] ohm W V.A-1 = m2.kg.s-3.A-2
electric conductance siemens S A.V-1 = m-2.kg-1.s3.A2
electric capacitance[?] farad F C.V-1 = m-2.kg-1.s4.A2
magnetic flux density tesla T V.s.m-2 = kg.s-2.A-1
magnetic flux weber Wb V.s = m2.kg.s-2.A-1
inductance henry H V.A-1.s = m2.kg.s-2.A-2
temperature degree Celsius oC K
plane angle radian rad 1 = m.m-1
solid angle steradian sr 1 = m2.m-2
luminous flux lumen lm cd.sr
illuminance lux lx cd.sr.m-2
activity (radioactive) becquerel Bq s-1
absorbed dose (of radiation) gray Gy J.kg-1 = m2.s-2
dose equivalent (dose equivalent index) sievert Sv J.kg-1 = m2.s-2
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Other Quantities
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area m2
volume m3
speed, velocity m.s-1
angular velocity s-1, rad.s-1
acceleration m.s-2
moment of force N.m = m2.kg.s-2
wavenumber m-1
density, mass density kg.m-3
specific volume m3.kg-1
amount (-of-substance) concentration mol.m-3
molar volume m3.mol-1
heat capacity, entropy J.K-1 = m2.kg.s-2.K-1
molar heat capacity, molar entropy J.K-1.mol-1 = m2.kg.s-2.K-1.mol-1
specific heat capacity, specific entropy J.K-1.kg-1 = m2.s-2.K-1
molar energy J.mol-1 = m2.kg.s-2.mol-1
specific energy J.kg-1 = m2.s-2
energy density J.m-3 = m-1.kg.s-2
surface tension N.m-1=J.m-2 = kg.s-2
heat flux density, irradiance W.m-2 = kg.s-3
thermal conductivity W.m-1.K-1 = m.kg.s-3.K-1
kinematic viscosity, diffusion coefficient m2.s-1
dynamic viscosity N.s.m-2 = Pa.s = m-1.kg.s-1
electric charge density C.m-3 m-3.s.A
electric current density A.m-2
conductivity S.m-1 = m-3.kg-1.s3.A2
molar conductivity S.m2.mol-1 = kg-1.mol-1.s3.A2
permittivity F.m-1 = m-3.kg-1.s4.A2;
permeability H.m-1 = m.kg.s-2.A-2
electric field strength V.m-1 = m.kg.s-3.A-1
magnetic field strength A.m-1
luminance cd.m-2
exposure (X and gamma rays) C.kg-1 = kg-1.s.A
absorbed dose rate Gy.s-1 = m2.s-3
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