what do you mean by permanent magnet ? Name some materials that are used to make permanent magnet ?
Answers
Answered by
2
Answer:
The magnet made of ferromagnetic material with high retentivity and coercivity is known as permanent magnet.
Some materials that is used to make permanent magnet are iron , nickel and colbat.
Answered by
1
Explanation:
The magnet made of ferromagnetic material with high retentivity and coercivity is known as permanent magnet. Some materials that is used to make permanent magnet are iron , nickel and colbat.
Similar questions