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प्रश्न
Write the answer in your word.
Write the properties of a magnet.
उत्तर
Properties of a magnet are the following:
- A magnet has two poles known as North-Pole and South-Pole.
- A magnet, when suspended freely, always rests in north-south direction.
- A magnet has attractive properties, i.e., it always attracts magnetic materials towards it.
- Like poles of magnets repel each other, whereas unlike poles attract each other.
- The two poles of a magnet are inseparable. It means that when a magnet is cut into two parts, two independent magnets are formed.
- The magnetic force of a magnet is concentrated at its two poles.
संबंधित प्रश्न
Describe a simple experiment to illustrate that like poles of two magnets repel each other while the unlike poles attract ?
What is a magnetic compass ? State its use.
Write true or false of the following statement.
Magnetic poles occur in pairs.
Select the correct answer
An example of natural magnet is
Select the correct option:
The substance which form a strong temporary magnet is:
Fill the blank spaces in the table given below:
| Nature of bar | Action of compass needle | |
| North Pole | South Pole | |
| Non-magnetic | No action | ________ |
| ________ | attracted | attracted |
| North pole of a bar magnet | ________ | _________ |
| ________ | attracted | repelled |
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
Why are E and F placed in contact with the poles of the magnets as shown in the diagram?
Define the term Effective length of a magnet
Which is not attracted by a magnet?
