Two properties of electromagnet
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Posted by Kanishka Sisodia 7 years, 1 month ago
- 2 answers
Yogita Ingle 7 years, 1 month ago
- In terms of material used in electro magnets and permanent magnets, the cost of materials used in electro-magnet that is, soft iron core is less compared to the hard material used in permanent magnets.
- The magnetic strength of an Electro-Magnet can be altered according to our convenience, whereas the magnetic field of permanent magnet cannot be changed.
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Ritesh Bihari 7 years, 1 month ago
0Thank You