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प्रश्न
Fill in the blank
To light a table lamp and to run a refrigerator, we use ______ as the source of electricity.
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उत्तर
To light a table lamp and to run a refrigerator, we use mains as the source of electricity.
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संबंधित प्रश्न
Draw diagrams of the artificial magnets of four different shapes?
How are the magnets kept safely? What is the role of keepers in storing the magnets?
Which magnet will you use?
A window shutter opens and shuts continuously in the wind.
Write the answer in your word.
Write the properties of a magnet.
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
What is the material of darkened part?
What are magnetic keepers? What are they used for?
Explain the mechanism by which unmagnetized iron nails get attracted to a magnet when brought near it.
Distinguish between
Natural and artificial magnets.
What are the factors that determine the strength of the magnet?
