A permanent magnet cannot be used in electrical bell .Why?

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asked Jul 10, 2021 5.5k views

2 Answers

Ferdane · Answer 1 · 2021-07-15T12:36:43+0000

Answer:

we can not use permanent magnets in radio and electric bells , because permanent magnets loose their property after some time whereas we can change the properties of electromagnet.

A permanent magnet cannot be used in electrical bell .Why?

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A permanent magnet cannot be used in electrical bell .Why?​

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A permanent magnet cannot be used in electrical bell .Why?