Frequently Asked Questions

What is the definition of a magnet?
What can a magnet do?
What is a magnetic field?
What is magnetism?
What is a "permanent" magnet? How does that differ from an "elecromagnet"?
How long will a permanent magnet last?
Can a magnet lose its magnetism?
Can magnets be re-magnetized? Can I make my magnet stronger?
What is the difference an isotropic and anisotropic magnet?
What defines a magnet's polarity?
How can I tell the poles apart?
How are magnets made?
What materials are magnets made from?
What is a magnetic assembly?
How is a magnet's strength measured?
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