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The type of rod I should use to make a permanent magnet???
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29 votes
29 votes
The type of rod I should use to make a permanent magnet???

User Cdel
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30 votes
30 votes

Step-by-step explanation:

Permanent magnets are also made of ceramic, iron, cobalt, nickel, gadolinium and neodymium. With that said, steel is a relatively inexpensive and widely available material, even more so than the aforementioned materials

User SimpleNEasy
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