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Electric conduction
Drift velocity of charge carriers
drift velocity, i.e. velocity of directed motion of charge carriers
=
m/s
x
m/s
km/h
cm/s
ft/s
kn
specific conductivity σ=1/ρ
σ =
S/m
x
S/m
kS/m
MS/m
voltage on ends of conductor
U =
V
x
nV
μV
mV
V
kV
MV
density of charge carriers
n =
1/m
3
x
1/m
3
elementary electric charge
e =
1.602E-19
C
conductor length
l
=
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"