Magnetic Fields Review Law of Magnetic Poles Three natural ferromagnetic materials; Iron, Cobalt, Nickel The atoms of
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Magnetic Fields
Review
- Law of Magnetic Poles
- Three natural ferromagnetic materials; Iron, Cobalt, Nickel
- The atoms of these elements are atomic dipoles (ie each atom acts like a small magnets due to electron arrangement/spin
- A magnetic field points in the direction a small compass would point if placed in the magnetic field
- Oersted Principle - moving electric charges produce magnetic fields
- Motor Principle
If a wire (with current) is placed in a magnetic field it will experience a force.
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