What is difference between permanent magnet and bar magnet

Class 10 SCIENCE IN CLASS 10 . 2 years ago

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\tPermanent MagnetElectro MagnetThe South – North polarity of a permanent magnet is fixed and they cannot be changedThe South – North polarity of a permanent magnet can be changed by changing the direction of the current in the coil.Its strength cannot be changed or altered.Its strength can be changed by changing the current in it or by changing the number of turns in it.\t

Posted on 19 Oct 2022, this text provides information on Class 10 related to SCIENCE IN CLASS 10. Please note that while accuracy is prioritized, the data presented might not be entirely correct or up-to-date. This information is offered for general knowledge and informational purposes only, and should not be considered as a substitute for professional advice.

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