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प्रश्न
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
Why are E and F placed in contact with the poles of the magnets as shown in the diagram?
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उत्तर
E and F are placed in contact with the poles of magnets to preserve the strength of the magnet.
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संबंधित प्रश्न
Write true or false of the following statement.
Magnetic poles occur in pairs.
What is a magnet?
Answer the following in short.
What is a magnet? Differentiate between natural and artificial magnets.
Answer the following in detail.
Write a short note on the theory of magnetism.
Write the answer in your word.
Write the properties of a magnet.
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The substance which form a strong temporary magnet is:
Draw the magnetic flux pattern near a bar magnet placed with its axis in the magnetic meridian and the south pole pointing towards geographic north.
State the laws of magnetism.
Which is not attracted by a magnet?
