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NIKHIL GARG Grade: 12
        

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

6 years ago

Answers : (1)

AJIT AskiitiansExpert-IITD
68 Points
										

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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6 years ago
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