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प्रश्न
What are magnetic field lines?
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उत्तर
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संबंधित प्रश्न
A charged particle enters at right angles into a uniform magnetic field as shown:
What should be the nature of charge on the particle if it begins to move in a direction pointing vertically our of the page due to its interaction with the magnetic field?
What is a natural magnet? State two limitations of a natural magnet.
How will you test whether a given rod is made of iron or copper?
[Hint : Iron rod gets magnetised when placed near a bar magnet by magnetic induction, while copper rod does not get magnetised]
Explain the following :
When two pins are hung by their heads from the same pole of a magnet, their pointed ends moves apart.
Which substances are used for making electromagnets?
Write a note on the 'magnetic field'.
How do you account for the following fact?
Soft iron keepers help to prevent the magnets from losing their magnetic properties.
State any two properties of a magnet.
Complete the following diagram of magnets to show the lines of force.
Complete the following diagram of magnets to show the lines of force.
