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प्रश्न
Which magnet will you use?
You are lost in a forest.
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उत्तर
A bar magnet or loadstone can be used to find the direction in the forest. This is because a bar magnet, when suspended freely, always rests in a north-south direction.
संबंधित प्रश्न
You are given two similar bars. One is a magnet and the other is of soft iron. How will you distinguish and identify them ?
Write true or false of the following statement.
Copper cannot be magnetised.
Fill in the blank.
Magnetic poles always exist in ...............
Define the term Poles of a magnet
What is a natural magnet?
With the help of a diagram explain the following:
Magnetisation of steel needle using electric current such that the pointed end should have north polarity.
Distinguish between
Natural and artificial magnets.
Which is not attracted by a magnet?
What are the factors that determine the strength of the magnet?
