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प्रश्न
Magnets are used in _______ for generating electricity.
उत्तर
Magnets are used in dynamos for generating electricity.
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संबंधित प्रश्न
You are given a magnet. How will you use it to find north-south direction at a place?
“Poles exist in pair”. Comment on this statement ?
Write true or false of the following statement.
Magnetic poles occur in pairs.
Write true or false of the following statement.
Copper cannot be magnetised.
Define the following term regarding a bar magnet:
Magnetic equator
Give scientific reason:
Soft iron is used to make electromagnets.
Give scientific reason:
Not attraction but repulsion is a sure test of magnetism.
Draw the magnetic field lines around a bar magnet when a bar magnet is placed such that the N pole points North.
List out the uses of magnets.
Define artificial magnet.
