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Chilukuri Sai Kartik Grade:
        

Is the magnetism in Bar magnet permanent or temporary?


Similarly, what about an electromagnet?


 

5 years ago

Answers : (1)

Yashashavi Momyan
14 Points
										

a bar is technically permanent ...but if you heat the bar magnet or make it fall on the ground it might loose its properties


a electromagnet remains magnetic only if their is a active electic field

5 years ago
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