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Curie-Weiss law is applicable to which of the following materials?

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in Electromagnetic Theory by (188k points)
Curie-Weiss law is applicable to which of the following materials?

(a) Piezoelectric

(b) Ferroelectric

(c) Pyroelectric

(d) Anti-ferroelectric

I had been asked this question in an interview for internship.

My query is from Electric Fields in Material Space in chapter Electric Fields in Material Space of Electromagnetic Theory

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Correct choice is (b) Ferroelectric

The explanation: Curie-Weiss law is given by χe = εr -1 = C/(T-θ), where C is the curie constant and θ is the characteristic temperature which is usually a few degrees higher than the curie temperature for ferromagnetic materials.

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