The length of these phasors or the amplitude
of VR, VC and VL are:
vRm = im R, vCm = im XC, vLm = im XL
(7 22)
The voltage Equation (7 20) for the circuit can
be written as
vL + vR + vC = v
(7 23)
The phasor relation whose vertical component
gives the above equation is
VL + VR + VC = V
(7