Chapter 27 Electromagnetic Induction and faraday's law New words and Expressions magnetic flux 磁通量 electromagnetic induction 电磁感应 induced current 感应电流 electromotive force(emf) 电动势 induced emf 感应电动势 magnetic flux linkage 磁通链 motion electromotive force 动生电动势Chapter 27 Electromagnetic Induction and Faraday’s Law New words and Expressions magnetic flux 磁通量 electromagnetic induction 电磁感应 induced current 感应电流 electromotive force (emf) 电动势 induced emf 感应电动势 magnetic flux linkage 磁通链 motion electromotive force 动生电动势