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Magnetic field
Magnetic field strength of rectilinear conductor
magnetic field strength of direct conductor at distance r from it
H =
A/m
x
A/m
kA/m
A/cm
A/mm
current in conductor
I
=
A
x
pA
nA
μA
mA
A
kA
distance from conductor in plane perpendicular to conductor
r =
m
x
Å
nm
μm
mm
cm
dm
m
km
n mile
in
ft
yd
1. Define values of all variables, besides sought quantity
2. Change units if necessary
3. Click "Calculate"