| SI electromagnetism units Template:Ed
|
| Quantity
|
Name
|
Symbol
|
Dimensions
|
| Current
|
ampere (SI base unit)
|
I
|
A
|
| Electric charge, Quantity of electricity
|
coulomb
|
C
|
A•s
|
| Potential difference
|
volt
|
V
|
J/C = kg•m2•s−3•A−1
|
| Electric field strength
|
volt per metre
|
V/m
|
N/C = kg•m•s−3•A−1
|
| Resistance, Impedance, Reactance
|
ohm
|
Ω
|
V/A = kg•m2•s−3•A−2
|
| Resistivity
|
ohm metre
|
Ω•m
|
kg•m3•s−3•A−2
|
| Electrical power
|
watt
|
W
|
V•A = kg•m2•s−3
|
| Capacitance
|
farad
|
F
|
C/V = kg−1•m−2•A2•s4
|
| Elastance
|
reciprocal farad
|
F−1
|
kg•m2•A−2•s−4
|
| Permittivity
|
farad per metre
|
F/m
|
kg−1•m−3•A2•s4
|
| Conductance, Admittance, Susceptance
|
siemens
|
S
|
Ω−1 = kg−1•m−2•s3•A2
|
| Conductivity
|
siemens per metre
|
S/m
|
kg−1•m−3•s3•A2
|
| Magnetic flux
|
weber
|
Wb
|
V•s = kg•m2•s−2•A−1
|
| Magnetic flux density
|
tesla
|
T
|
Wb/m2 = kg•s−2•A−1
|
| magnetic induction
|
ampere per metre
|
A/m
|
m−1•A
|
| Reluctance
|
ampere-turns per weber
|
A/Wb
|
kg−1•m−2•s2•A2
|
| Inductance
|
henry
|
H
|
Wb/A = V•s/A = kg•m2•s−2•A−2
|
| Permeability
|
henry per metre
|
H/m
|
kg•m•s−2•A−2
|
| Magnetic susceptibility
|
(dimensionless)
|
χm
|
|
| Electric susceptibility
|
(dimensionless)
|
χe
|
|
