Statement I : The ferromagnetic property depends on temperature. At high temperature, ferromagnet becomes…

Statement I : The ferromagnetic property depends on temperature. At high temperature, ferromagnet becomes paramagnet.

Statement II : At high temperature, the domain wall area of a ferromagnetic substance increases. In the light of the above statements, choose the most appropriate answer from the options given below:

  1. Statement I is true but Statement II is false.
  2. Both Statement I and Statement II are true.
  3. Both Statement I and Statement II are false.
  4. Statement I is false but Statement II is true.

Solution

As temperature increases, domains disintegrate so ferromagnetism decreases and above curie temperature it become paramagnet.

Asked in: JEE Main 2021 (22 Jul Shift 1)

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