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प्रश्न
Give scientific reason:
Soft iron is used to make electromagnets.
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उत्तर
Soft iron is used to make electromagnets because it has high susceptibility and low retentivity, it gets magnetized very faster and loses magnetism as soon as the inducing magnet is removed.
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संबंधित प्रश्न
Match the following
| Column A | Column B |
| (a). Human body | (1). electric bell |
| (b). Silk thread | (2). current |
| (c). Charge in motion | (3). conductor |
| (d). soft iron | (4). electromagnet |
| (e) . Electromagnet | (5). insulator |
Select the correct alternative
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