A ferromagnetic material heated above its curie temperature. Which one is a correct statement?
A
Ferromagnetic domains are perfectly arranged
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B
Ferromagnetic domains become random
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C
Ferromagnetic domains are not influenced
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D
Ferromagnetic material changes into diamagnetic material
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Solution
The correct option is B Ferromagnetic domains become random Beyond curie temperature, ferromagnetic material turns into paramagnetic material, as if ferromagnetic domains become random.