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प्रश्न
Which magnet will you use?
A window shutter opens and shuts continuously in the wind.
उत्तर
Permanent magnet can be used to stop the continuous shuttering of the window in the wind.
संबंधित प्रश्न
How will you test whether a given rod is made of iron or not?
Answer the following.
Why is it not possible to isolate a single magnetic pole?
Define the following term regarding a bar magnet:
Magnetic axis
Select the correct option:
The substance which form a strong temporary magnet is:
Define the following term:
Angle of declination
Maximum iron filings stick in the middle of a bar magnet when it is brought near them.
A magnet attracts ______.
How can you identify non-magnetic materials? Give an example of a nonmagnetic material.
What is the connection between electricity and magnetism?
Define the terms magnet and magnetism.
