• Brainly User
To operate an electric iron plug it in to an outlet and select a setting.Though the manual an iron comes with will explain the setting in detail iron are generally labeled with setting for a variety of type of fabrics including cotton and linen .Some iron also have steam features to steam items on hanger. 
The current from live wire goes to a metal core. when current flows through this metal rod heat is produced. the rod is made of material having high melting point and resistance. when current is applied the electrons start moving and colliding with each other producing high amount of heat. then this is heat is transferred to the base of electrical iron. that's how it works.