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प्रश्न
Match the following
| Column A | Column B |
| A) Steel | 1) to store magnets |
| B) Soft iron | 2) temporary magnet |
| C) Use in electric bell | 3) permanent magnet |
| D) Magnetic keepers | 4) electromagnet |
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उत्तर
| Column A | Column B |
| A) Steel | 3) permanent magnet |
| B) Soft iron | 2) temporary magnet |
| C) Use in electric bell | 4) electromagnet |
| D) Magnetic keepers | 1) to store magnets |
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संबंधित प्रश्न
Describe a simple experiment to illustrate that like poles of two magnets repel each other while the unlike poles attract ?
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.
The alloys called ______ and ______ are used for making industrial magnets.
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?
Define the following term:
Magnetic meridian
Define the following term:
Geographic meridian
The south pole of a bar magnet and the north pole of a U-shaped magnet will _______.
Magnets are used in _______ for generating electricity.
Thamizh Dharaga and Sangamithirai were playing with a bar magnet. They put the magnet down and it broke into four pieces. How many poles will be there?
