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r-ruslan [8.4K]
2 years ago
10

Which metal and which power supply are used to make a permanent magnet,​

Physics
2 answers:
notsponge [240]2 years ago
7 0
Mostly iron is used to make a permanent magnet but also nickel cobalt and some alloys of a rare earth metals. The power supply used to make a permanent magnet is 6 V a.c.
iris [78.8K]2 years ago
6 0

Answer:

all metals

Explanation:

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