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Questions and Answers
What is the direction of the magnetic dipole moment (m) for simple magnets?
What is the direction of the magnetic dipole moment (m) for simple magnets?
- From the north to the south pole of the magnet
- From the surface of the magnet inwards
- From the south to the north pole of the magnet (correct)
- From the center of the magnet outwards
What type of materials are permanent magnets made of?
What type of materials are permanent magnets made of?
- Diamagnetic materials
- Ferromagnetic materials (correct)
- Paramagnetic materials
- Non-magnetic materials
What happens when a bar magnet is flipped?
What happens when a bar magnet is flipped?
- Its magnetic field becomes non-existent
- Its magnetic field becomes stronger
- Its magnetic dipole moment (m) is reversed
- Its magnetic dipole moment (m) is rotated by 180 degrees (correct)
How is the magnetic field of larger magnets obtained?
How is the magnetic field of larger magnets obtained?
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What are the two simplified models for the nature of magnetic dipoles?
What are the two simplified models for the nature of magnetic dipoles?
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