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प्रश्न
What is a magnet?
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उत्तर
The substances which have the property of attracting iron, are called magnets.
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संबंधित प्रश्न
Draw diagrams of the artificial magnets of four different shapes?
How will you do this?
Find the north pole of a magnet.
There are two knitting needles. One of them is magnetized. How will you find out which one is magnetized, if no other magnet is available?
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
Mark on the diagram the poles of the second magnet,
Since every iron atom is a tiny magnet, why are not all iron bar magnets?
Define the following term:
Angle of dip
Artificial magnets are made in different shapes such as ______, _____ and _______.
The south pole of a bar magnet and the north pole of a U-shaped magnet will _______.
Which is not attracted by a magnet?
Give the uses of magnets in everyday life.
