Suppose we were to wrap a coil of insulated wire around a loop of ferromagnetic material and energize this coil with an AC voltage source: (Figure below (a))
As an inductor, we would expect this iron-core coil to oppose the applied voltage with its inductive reactance, limiting current...
Mutual Inductance and Basic Operation
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Insulated winding on ferromagnetic loop has inductive reactance, limiting AC current.
As an inductor, we would expect this iron-core coil to oppose the applied voltage with its inductive reactance, limiting current...
Mutual Inductance and Basic Operation