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What happens when a ferromagnetic substa...

What happens when a ferromagnetic substance is heated at very high temperature?

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When a ferromagnetic substance is heated at high temperature, it loses its ferromagnetism and converts into a paramagnetic substance,
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CHHAYA PUBLICATION-SOLID STATE-EXERCISE
  1. Which of the compounds will develop Frenkel defect, CsCl or AgCl?

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  2. What are the causes of electrical conductivity of a semiconductor?

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  3. What happens when a ferromagnetic substance is heated at very high tem...

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  4. What is point defect? Give an example.

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  5. What is F-centre? Why is a solid with F-centres paramagnetic?

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  6. Of the following crystalline solids which one is molecular solid, and ...

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  7. What is the coordination of an atom of a metal with bcc structure?

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  8. Which crystal system does have all four types of unit cell, i.e., simp...

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  9. Radius of particle in a fcc unit cell is 0.3535 times the edge length ...

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  10. What type of unit cell do ccp and hcp structures possess?

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  11. A simple cubic unit cell with edge length 'a' contains particle with r...

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  12. What are the percentages of empty space in body-centred and face-centr...

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  13. What is an impurity defect?

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  14. What are the coordination numbers of each particles in square and hexa...

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  15. What is space lattice?

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  16. What is lattice point?

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  17. What do you understand by unit cell of a crystal?

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  18. What is impurity or extrinsic semiconductor? Give an example.

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  19. What is the coordination number of a particle in an hcp or a ccp struc...

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  20. What is a ferromagnetic substance? Give an example.

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