EngiRef / Electrical Engineering Formula
Impedance Magnitude
Impedance Magnitude: Impedance magnitude of a series RLC circuit. An AC Circuits formula in electrical engineering. Variables Z, R, Xₗ and Xc, each with SI and…
AC Circuits
Specification
- Name
- Impedance Magnitude
- Discipline
- electrical
- Category
- AC Circuits
- LaTeX
- Z = \sqrt{R^2 + (X_L - X_C)^2}
- Description
- Impedance magnitude of a series RLC circuit
- Conditions
- Series RLC, sinusoidal steady-state
- Can solve for
- Z
- Tags
- impedance, reactance, rlc, ac
Variables
| Symbol | Name | Unit | Si Unit |
|---|---|---|---|
| Z | Impedance | Ω | Ω |
| R | Resistance | Ω | Ω |
| Xₗ | Inductive Reactance | Ω | Ω |
| Xc | Capacitive Reactance | Ω | Ω |
Common questions
- What is the Impedance Magnitude formula?
- Impedance magnitude of a series RLC circuit. It sits under AC Circuits, Electrical engineering in the EngiRef reference.
- What do the symbols in the Impedance Magnitude formula mean?
- In Impedance Magnitude, Z is impedance in Ω; R is resistance in Ω; Xₗ is inductive reactance in Ω; Xc is capacitive reactance in Ω.
- When does the Impedance Magnitude formula apply?
- Impedance Magnitude holds under this condition: Series RLC, sinusoidal steady-state.