When a Ferromagnetic Material That Has Been Magnetised Is Brought

question 8

Multiple Choice

When a ferromagnetic material that has been magnetised is brought to a temperature greater than the Curie temperature, what happens to its residual magnetism?

• A)Nothing happens to the residual magnetism.
• B)The residual magnetism disappears.
• C)The residual magnetism reaches its highest value.
• D)All the magnetic domains causing magnetism become a single domain.
• E)The material of the magnet melts causing currents that are magnetic.

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