Podcast
Questions and Answers
What property do certain materials exhibit that allows them to attract other materials?
What property do certain materials exhibit that allows them to attract other materials?
- Hardness
- Conductivity
- Magnetism (correct)
- Transparency
What is the region around a magnet where it exerts a force on other magnets or magnetic materials called?
What is the region around a magnet where it exerts a force on other magnets or magnetic materials called?
- Magnetic field (correct)
- Magnetic axis
- Magnetic core
- Magnetic zone
What happens to the strength of a magnet when it is cut into two pieces?
What happens to the strength of a magnet when it is cut into two pieces?
- The strength remains the same
- The strength becomes unpredictable
- The strength becomes zero (correct)
- The strength doubles
What causes the alignment of magnetic domains in ferromagnetic materials when placed in a magnetic field?
What causes the alignment of magnetic domains in ferromagnetic materials when placed in a magnetic field?
What is the term for the force exerted by a magnetic field on a moving electric charge or current?
What is the term for the force exerted by a magnetic field on a moving electric charge or current?
What happens to the magnetic field strength when a ferromagnetic material is heated above its Curie temperature?
What happens to the magnetic field strength when a ferromagnetic material is heated above its Curie temperature?
What is the process of creating a magnet by repeatedly striking or rubbing it with a hard material such as iron or steel?
What is the process of creating a magnet by repeatedly striking or rubbing it with a hard material such as iron or steel?
What is the term for the resistance of a material to becoming magnetized?
What is the term for the resistance of a material to becoming magnetized?
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