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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 |
जोड़ियाँ मिलाइएँ
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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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