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The dielectric constant decreses if the temperature is increased. Explain this in terms of polarisation of the material.

The dielectric constant decreses if the temperature is increased. Explain this in terms of polarisation of the material.

Grade:12

1 Answers

AJIT AskiitiansExpert-IITD
68 Points
10 years ago

Dear nikhil ,

   if we heat the dilelectric slab placed in a uniform electric field , the lattice and elctrons inside gain energy and then the electric field can more easily polarise the material . so electric field inside given by E/k decreases and so k increases.

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