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प्रश्न
Select the correct option:
The substance which form a strong temporary magnet is:
पर्याय
steel
platinum
soft iron
manganese
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उत्तर
soft iron
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संबंधित प्रश्न
Fill in the blank
To light a table lamp and to run a refrigerator, we use ______ as the source of electricity.
Explain the meaning of the term magnetic field ?
Draw diagrams of the artificial magnets of four different shapes?
State if the following statement is true or false. Correct the statement if it is false.
As we move away from a magnet, its attraction power weakens.
Define the following term regarding a bar magnet:
Magnetic field
Describe, how you will proceed to determine the position of the pole of a bar magnet.
Match the following.
| Magnetite | Magnetic lines |
| A tiny pivoted magnet | Natural magnet |
| Cobalt | Compass box |
| Closed curves | Ferromagnetic material |
| Bismuth | Diamagnetic material |
Why it is not advisable to slide a magnet on an iron bar back and forth during magnetising it?
