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प्रश्न
What is a magnet?
एका वाक्यात उत्तर
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उत्तर
The substances which have the property of attracting iron, are called magnets.
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संबंधित प्रश्न
Answer the following in detail.
How can a magnet be demagnetized?
Define the following term regarding a bar magnet:
Effective length
What is an artificial magnet? Why do we need artificial magnets?
Show by diagrams two usual shapes of the artificial magnets.
Explain the following:
Resistance of a conductor
Artificial magnets are made in different shapes such as ______, _____ and _______.
MRI stands for _______.
Thamizh Dharaga and Sangamithirai were playing with a bar magnet. They put the magnet down and it broke into four pieces. How many poles will be there?
Which is not attracted by a magnet?
The strongest natural magnet is ______.
