Physics, 20.04.2021 17:40 fatherbamboo
How can you make an item that is made of magnetic material become a permanent magnet instead of a temporary magnet?
a. You can leave it in the magnetic field of an actual magnet for a long time.
b. You can heat it while it is being influenced by a magnetic field.
c. You can put it in a very strong magnetic field.
d. You can do any of the above.
Answers: 3
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