Permanent Magnets

Q.

If a magnetic material is placed near a magnet it acquires magnetism. This type of magnetism is called___magnetism.

Q.

A natural magnet is a made from an ore of iron called____

Q.

When lightning strikes at a piece of iron ore, a permanent magnet can be formed.

1. True

2. False

Q. Iron is a temporary magnet or permanent magnet?
Steel is a temporary magnet or permanent magnet?

Q.

Which of the following is not used for making permanent magnets?

1. Iron

2. Cobalt

3. Nickel

4. Silver