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Direct-current circuits
Work of electric current
work of electric current
W =
J
x
mJ
J
kJ
MJ
GJ
TJ
voltage
U =
V
x
nV
μV
mV
V
kV
MV
current
I
=
A
x
pA
nA
μA
mA
A
kA
duration of current flow
t =
s
x
ps
ns
μs
ms
s
min
h
d
y
1. Define values of all variables, besides sought quantity
2. Change units if necessary
3. Click "Calculate"
