Electricity & Magnetism

Inductive Reactance

Opposition to AC current flow by an inductor.

Variables

X_L
Inductive reactance
Opposition to AC by inductor
Ω
ω
Angular frequency
ω = 2πf
rad/s
L
Inductance
Inductance
H

Derivation

From V = L(dI/dt) for I = I₀sin(ωt), X_L = V₀/I₀ = ωL.

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