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प्रश्न
Match the following.
| Magnetite | Magnetic lines |
| A tiny pivoted magnet | Natural magnet |
| Cobalt | Compass box |
| Closed curves | Ferromagnetic material |
| Bismuth | Diamagnetic material |
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उत्तर
| Magnetite | Natural magnet |
| A tiny pivoted magnet | Compass box |
| Cobalt | Ferromagnetic material |
| Closed curves | Magnetic lines |
| Bismuth | Diamagnetic material |
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संबंधित प्रश्न
Answer the following.
Why is it not possible to isolate a single magnetic pole?
Define the following term regarding a bar magnet:
Effective length
Fill in the blank.
The perpendicular bisector of the line joining the two poles of a magnet is called ...................
Select the correct option:
The place around a magnet where its influence can be detected is called:
Describe, how you will proceed to determine the position of the pole of a bar magnet.
Draw a clearly labelled diagram, to show how a steel bar is magnetised by a divided touch method. A written description is not required.
Explain the mechanism by which unmagnetized iron nails get attracted to a magnet when brought near it.
Draw the magnetic field lines around a bar magnet when a bar magnet is placed such that the N pole points North.
Which is not attracted by a magnet?
Define electromagnet.
