Fun with magnets – Magnetic field of a bar magnet

Table of Contents

• Poles of a Magnet
• Field Pattern of a Magnet
• Strength of a Magnetic Field
• Summary
• Did You Know?
• What’s Next?

In the previous segment, we learned about the magnetic field and magnetic force. In this segment, we will learn about the magnetic field of a bar magnet.

What are Poles of a magnet?

The two ends of a magnet are called the Poles of a magnet. Every magnet has two poles, the

north pole ‘N’ and the south pole ‘S’.

Poles of a magnet

What is Magnetic field pattern?

The magnetic field of a magnet can be visualised as a pattern of circular lines surrounding it. This pattern is known as the Magnetic field pattern.

When iron filings are sprinkled on a bar magnet, they arrange themselves according to the magnetic field pattern of the bar magnet.

Pattern of iron filings on a bar magnet