The diagram (i) given below shows a bar magnet tied to an iron spring and diagram (ii) shows a bar magnet kept just below the one that is tied to the spring.

In which of the above two diagrams, will the spring stretch more? Justify your answer.

Have you ever noticed a magnetic strip on ATM cards and some identity cards? What is the use of a magnetic strip in these cards?

Why is it impossible to isolate a single magnetic pole?

What do you understand by directional property of a magnet?

How can you say that the earth acts as a huge bar magnet?

State the methods which can be used to make a magnet.

Which of these is a natural magnet?