Celsius temperature degree Celsius oC K |
temperature degree Celsius oC K |
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
Other Quantities
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