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प्रश्न
Name four appliances which work using electricity ?
उत्तर
- an electric iron
- an electric heater
- an electric kattle
- an immersion rod
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संबंधित प्रश्न
Write true or false of the following statement.
Copper cannot be magnetised.
State if the following statement is true or false. Correct the statement if it is false.
As we move away from a magnet, its attraction power weakens.
State if the following statement is true or false. Correct the statement if it is false.
Whenever a magnet is not in use, it should be stored along with other magnets.
Answer the following in detail.
List four methods of magnetizing a magnetic substance.
If a bar magnet is cut into equal pieces by cutting it at right angles to its axis at two places, ______ bar magnets are formed, and a total of _____ poles are formed.
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,
What do you understand by the term magnetic declination?
Define artificial magnet.
