When the current increase in an ac circuit what role does inductance play?

In an AC circuit, when the current increases, inductance opposes this change due to its property of storing energy in a magnetic field. This opposition is described by Lenz's Law, which states that the induced electromotive force (EMF) will act to counter the change in current. As a result, inductance causes a phase shift between the current and voltage, leading to a lagging current in inductive circuits. This behavior can affect the overall impedance and power factor of the circuit.