Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. Magnets and Electromagnetic (EM) Induction
Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. Learning objectives Magnetic materials are labeled with “poles” that are either North or South Unlike poles attract, Like poles repel Sketch magnetic field lines around magnets (pg 134 Review Book) How does a compass work Basic theory of Electromagnetic Induction
Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. The Magnetic Field Slide 24-7
Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. Mapping Out the Field of a Bar Magnet Slide 24-8
Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. Mapping Out the Magnetic Field Using Iron Filings Slide 24-9
Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. Drawing Field Lines of a Bar Magnet Slide 24-10
Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. Magnetic Fields Produced by Bar Magnets A single bar magnet (closeup) Slide 24-11
Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. Magnetic Fields Produced by Bar Magnets Two bar magnets, unlike poles facing Two bar magnets, like poles facing Slide 24-12
Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. Magnetic Fields Around Us Slide 24-14
Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. Magnetic Resonance Imaging Slide 24-45
Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. Inducing a Magnetic Moment in a Piece of Iron Slide 24-48