Electrical Energy and Power, final

►The
SI unit of power is Watt (W)

§I
must be in Amperes, R in ohms and V
in Volts

►The
unit of energy used by electric companies is the *kilowatt-hour*

§This
is defined in terms of the unit of power and the amount of time
it is supplied

§1
kWh = 3.60 x 106 J