A bulb and an inductor are connected in series to an ac source through a switch The bulb glows with certain brightness when the

Question

A bulb and an inductor are connected in series to an ac source through a switch The bulb glows with certain brightness when the switch is closed If a soft ferromagnetic material with large permeability is introduced into the inductor coil the brightness of the bulb will A decrease B increase C remain the same bogomor

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