|
Quantity
|
Symbol
|
Unit
|
Abbreviation
|
|
Acceleration
|
a
|
meter/s
|
m/s2
|
|
Admittance
|
Y
|
siemens
|
S
|
|
Angular frequency
|
w
|
radian/second
|
rad/s
|
|
Attraction constant
|
à
|
neper/meter
|
Np/m
|
|
Capacitance
|
C
|
farad
|
F = As/V
|
|
Charge
|
Q, q
|
coulomb
|
C = As
|
|
Charge density (linear)
|
pl
|
coulomb/m
|
C/m
|
|
Charge density (surface)
|
ps
|
coulomb/m2
|
C/m2
|
|
Charge density (volume)
|
p
|
coulomb/ m3
|
C/m2
|
|
Conductance
|
G
|
siemens
|
S
|
|
Conductivity
|
s
|
siemens/meter
|
S/m
|
|
Current density (surface)
|
Js
|
ampere/meter
|
A/m
|
|
Current density (volume)
|
J
|
ampere/meter2
|
A/m2
|
|
Dielectric constant (relative permitivity)
|
îr
|
(dimensionless)
|
-
|
|
Directivity
|
D
|
(dimensionless)
|
-
|
|
Distance
|
d or s
|
meters
|
m
|
|
Electric dipole moment
|
P
|
coulomb-meter
|
C/m
|
|
Electric displacement (electric flux density)
|
D
|
(dimensionless)
|
C/m2
|
|
Electric field intensity
|
E
|
volt/meter
|
V/m
|
|
Electric potential
|
V
|
volt
|
V
|
|
Electric susceptibility
|
Ce
|
(dimensionless)
|
-
|
|
Electromotive force
|
Ö
|
volt
|
V
|
|
Energy (work)
|
W
|
joule
|
J = N/m
|
|
Energy density
|
w
|
joule/meter3
|
J/m3
|
|
Force
|
F
|
newton
|
N = kg m/s2
|
|
Frequency
|
f
|
hertz
|
Hz = s-1
|
|
Impedance
|
Z, h
|
ohm
|
ê
|
|
Inductance
|
L
|
henry
|
H = Vs/A
|
|
Initial velocity
|
u
|
meter/s
|
m/s
|
|
Magnetic dipole moment
|
m
|
ampere/meter3
|
A/m3
|
|
Magnetic field intensity
|
H
|
ampere/meter
|
A/m
|
|
Magnetic flux
|
è
|
weber
|
Wb = Vs
|
|
Magnetic flux density
|
B
|
tesla
|
T = Wb/m2
|
|
Magnetic potential (vector)
|
A
|
weber/meter
|
Wb/m
|
|
Magnetic susceptibility
|
Xm
|
(dimensionless)
|
-
|
|
Magnetization
|
M
|
ampere/meter
|
A/m
|
|
Magnetomotive force
|
Ö m
|
ampere
|
A
|
|
Permeability
|
µ, µo
|
henry/meter
|
H/m
|
|
Permitivity
|
î, îo
|
farad/meter
|
F/m
|
|
Phase
|
f
|
radian
|
rad
|
|
Phase Constant
|
b
|
radian/meter
|
rad/m
|
|
Polarization vector
|
P
|
coulomb/meter3
|
C/m3
|
|
Power
|
r
|
watt
|
W = J/s
|
|
Poynting vector (power density)
|
|
watt/meter3
|
W/m3
|
|
Propagation constant
|
g
|
meter-1
|
m-1
|
|
Radiation intensity
|
U
|
watt/steradian
|
W/st
|
|
Reactance
|
X
|
ohm
|
ê
|
|
Relative permeability
|
µr
|
(dimensionless)
|
-
|
|
Relative permitivity (dielectric constant)
|
îr
|
(dimensionless)
|
-
|
|
Reluctance
|
|
henry-1
|
H-1
|
|
Resistance
|
R
|
ohm
|
ê = V/A
|
|
Susceptance
|
B
|
siemens
|
S
|
|
Torque
|
T
|
newton-meter
|
N/m
|
|
Velocity
|
u
|
meter/second
|
m/s
|
|
Voltage
|
V
|
volt
|
V = W/A
|
|
Wavelength
|
l
|
meter
|
m
|
|
Wavenumber
|
k
|
radian/meter
|
rad/m
|
|
Work (energy)
|
W
|
joule
|
j
|