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प्रश्न
Fill in the blank
Like poles ______ each other and unlike poles _____
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उत्तर
Like poles repel each other and unlike poles attract.
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संबंधित प्रश्न
How will you test whether a given rod is a magnet or not ?
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 |
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.
If a bar magnet is hung by a thread tied at its center, its north pole becomes steady in the direction of the ______ Pole of the earth.
There is repulsion between the _____ poles of a magnet and attraction between its _____ poles.
The real test of a magnet is ______.
Give scientific reason:
Not attraction but repulsion is a sure test of magnetism.
Differentiate between:
Primary and secondary cell.
Artificial magnets are made in different shapes such as ______, _____ and _______.
The strongest natural magnet is ______.
