AP C - UNIT 9 Magnetic Fields and Forces. Magnetic Materials All magnetic materials have two poles –Labeled: North and South poles –Like poles repel each.
Magnetic materials
Magnetism Textbook Sections 22-1 – 22-3, 22-8 Physics 1161: PreLecture 12.
Chapter 22 Electromagnetism Known since antiquity –Pieces of Magnetite, also called lodestone (Fe 3 O 4 ), were known by Greeks to exert both forces of.
Phy2049: Magnetism Last lecture: Biot-Savart’s and Ampere’s law: –Magnetic Field due to a straight wire –Current loops (whole or bits)and solenoids Today:
