11.3
Effective or RMS Value (2)
The average power can be written in
terms of the rms values:
Note: If you express amplitude of a phasor source(s) in rms,
then all the answer as
a result of this phasor source(s) must also be in rms value.
The rms value of a sinusoid i(t) = Imcos(wt) is given by: