Electricity
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Conductance
Resistivity
Power
Heat produced
1 kWh
1
R
e
s
i
s
tan
c
e
Ohm-metre
P
o
t
e
n
t
i
a
l
d
i
f
f
e
r
e
n
c
e
×
C
u
r
r
e
n
t
C
u
r
r
e
n
t
2
×
R
e
s
i
s
tan
c
e
×
T
i
m
e
3
.
6
×
10
6
J