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Questions and Answers
What type of materials are iron and steel considered to be when they become strongly magnetized?
What type of materials are iron and steel considered to be when they become strongly magnetized?
- Nonmagnetic materials
- Ferromagnetic materials (correct)
- Diamagnetic materials
- Paramagnetic materials
In magnets, what is the term used to describe the phenomenon where like poles repel each other and unlike poles attract?
In magnets, what is the term used to describe the phenomenon where like poles repel each other and unlike poles attract?
- Magnetic polarity (correct)
- Magnetic attraction
- Magnetic induction
- Magnetic repulsion
Why does a piece of unmagnetized ferromagnetic material (iron bar) get attracted to a magnet when brought near it?
Why does a piece of unmagnetized ferromagnetic material (iron bar) get attracted to a magnet when brought near it?
- Due to diamagnetism
- Due to paramagnetism
- Due to magnetic repulsion
- Due to magnetic induction (correct)
What happens to the force between magnets depending on their relative positions and orientations?
What happens to the force between magnets depending on their relative positions and orientations?
In simple experiments with iron filings, where is the external magnetic influence of a magnet greater?
In simple experiments with iron filings, where is the external magnetic influence of a magnet greater?
How does a freely suspended magnet align itself with respect to the Earth's magnetic field?
How does a freely suspended magnet align itself with respect to the Earth's magnetic field?
Which region around a magnet is defined as the area where a magnetic force may be exerted?
Which region around a magnet is defined as the area where a magnetic force may be exerted?
What happens between two magnets according to the text?
What happens between two magnets according to the text?
What term is used to describe the process by which a soft iron becomes magnetized when brought near a magnet?
What term is used to describe the process by which a soft iron becomes magnetized when brought near a magnet?
What defines ferromagnetic materials?
What defines ferromagnetic materials?
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