UNITS OF ELECTRICAL MEASUREMENT
Basic Electrical Theory
Summary
The important information contained in this chapter is summarized below.
Electrical Units Summary
Parameter
Measuring Unit
Relationship
Voltage
volt (V or E)
E = I x R
Current
amp (I)
I
E
R
Resistance
ohm (R or W)
R
E
I
Conductance
mho (G or )
G
I
R
I
E
Power
watt (W)
P = I x E or P = I2R
Inductance
henry (L or H)
VL
L
DI
Dt
Capacitance
farad (C)
C
Q
E
(Q
charge)
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