AP Equations
APC Electromagnetism
Published formulas
Published values with additional units
A
area
m
^{2}
B
magnetic field
T
N/A m
C
capacitance
F
C/V
d
distance
m
E
electric field
V/m
N/C
emf
V
J/C
F
force
N
kg m/sec
^{2}
I
current
A
C/sec
J
current density
amp/m
^{3}
L
inductance
henry
wb/amp
length
m
n
N/L
loops per unit length
loop/m
N
number of charge carriers
per unit volume
P
power
watts
J/sec
Q
charge
C
q
point charge
C
R
resistance
Ω
V/A
r
distance
m
t
time
sec
U
potential energy
J
kg m
^{2}
/sec
^{2}
V
electric potential
V
J/C
v
velocity
m/sec
resistivity
Ωm
_{m}
magnetic flux
wb
T/m
^{2}
dielectric constant
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