The next formulas are used in calculations involving the characteristics of an RLC circuit.
Formula 1
Where:
Z is the impedance in ohm (Ω)
R is the resistance in ohm (Ω)
XL is the inductive reactance in ohm (Ω)
XC is the capacitive reactance in ohm (Ω)
Derivated Formula:
Formula 2
Where:
Y is the admitance (inverse of impedance) in Siemens (S)
G is the conductance (inverse of resistance) in Siemens (S)
SL is the inductive susceptance (inverse of the inductive reactance) in Siemens (S)
SC is the capacitive susceptance (inverse of capacitive reactance) in Siemens (S)