Chapter 27 Electromagnetic Induction and faraday's law 2)Faster motion produces a greater current. 3)The opposite moving direction causes an opposite current.(如果磁铁的运动方向相反,则产 生的电流方向相反) Magnet moves up Magnet toward moves downChapter 27 Electromagnetic Induction and Faraday’s Law 2) Faster motion produces a greater current. 3) The opposite moving direction causes an opposite current. (如果磁铁的运动方向相反, 则产 生的电流方向相反)