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Coils and inductance
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Coils and inductance

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    Coils and inductance Coils and inductance Presentation Transcript

    • The COIL and the wonderful properties of INDUCTANCE
    • A tale of two properties….  Electricity Makes Magnetism?  Magnetism Makes Electricity???  Electricity Makes Magnetism Makes Electricity?????
    • What is Magnetism? • The magnet is surrounded by an invisible force field • All magnets have a North and South POLE • Opposite poles attracted each other • All ferrous (containing iron) materials can be magnetized • The earth is the biggest magnet around
    • The iron core of the earth allows a magnetic field to be created
    • Hans Christen Oersted
    • Flux Lines
    • Brain Waves
    • Joseph Henry’s Bigger and “Badder” Electromagnet
    • Underwear saves the electromagnet Henry’s Electromagnet
    • 2000 lbs winner Testing Henry’s New Electromagnet
    • Iron Tape Technology
    • Back to the Present…… 1st 5th 3rd 2nd 4th
    • Michael Faraday
    • Radio…Who’s your DADDY? Electromagnet Energy Electro-mechanical
    • Speakers Section
    • How a DC Motor Works
    • Old Henry Makes a Transformer
    • Primary to Secondary Coil
    • Coil Symbol