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प्रश्न
Name the material of the core of an electromagnet for temporary magnet.
उत्तर
They are made of soft iron.
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संबंधित प्रश्न
Write true or false of the following statement.
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Select the correct answer
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Answer the following in detail.
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Single touch method is better than the electrical method for making a magnet.
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| Column I | Column II |
| N - N | ______ |
| N - ______ | Attraction |
| S - N | ______ |
| ______ - S | Repulsion |
You are given an iron strip. How will you make it into a magnet?
