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Write two differences between electromagnet and permanent magnet.

+2 votes

asked Aug 28, 2018 in Class 12 by kratos

Write two differences between electromagnet and permanent magnet.

class-10
magnetic effect of current
bseb model set
icse
electromagnetism
class-12
electro megnetism

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1 Answer

+6 votes

answered Dec 10, 2020 by kratos

Best answer

| Electromagnet | Permanent magnet |
| (i) Magnetic strength can be changed | (i) Magnetic strength is fixed. |
| (ii) Poles of the magnet can be changed | (ii) Poles of the magnet is fixed. |

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