Question

Magnetising an iron needle is it a reversible change

Answer 1

Hey MATE!

Yes magnetising an iron nail with help of electricity or powerful magnets is a reversible change as iron nail looses magnetism afyer sometime.

Hope it helps

Hakuna Matata :))

Answer 2

1. Magnetizing an iron needle. Is it a reversible change?

Ans: Yes, it is a reversible change. Because after sometimes it will lose its magnetical properties and can be redone.

Some more questions.

2. What is meant by magnetizing an iron needle?

Ans: Magnetizing metal involves lining up the positively and negatively charged particles within the metal to create a stronger attraction with oppositely charged metal objects. You use a magnet to do this.

3. How can this be done?

Ans: Take a bar magnet and place one of its poles near one edge of the iron needle. Rub from one end to another without changing the direction of the pole of the magnet. Repeat the process 40 to 50 times. The needle will be magnetized.