Question

Fill in the blanks.
1. Artificial magnets are made of........... , ...........
and.........
as these materials can be magnetised easily.
2. The magnetic strength is maximum at the........ of a bar magnet.
3. Like poles of two magnets.......
each other.
of a bar magnet.
4. The materials that are easily attracted by a magnet are known as............​

Answer 1

Answer:

1. iron; nickel

2. poles

3.repel

4.iron

Answer 2

Answer:

(i) Artificial magnets are made in different shapes such as bar magnets, horse­shoe magnet and cylindrical or a ball­ended magnet.

(ii) The materials which are attracted towards a magnet are called magnetic materials.

(iii) Paper is not a magnetic material.

(iv) In olden days, sailors used to find direction by suspending a piece of magnet.

(v) A magnet always has two poles.