Dielectrics

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  1. 2. An example for perfect insulator.
  2. 4. The dielectric materials are used in ____ to store electrical energy.
  3. 6. Materials can be easily polarized even by very weak electric fields.
  4. 8. They permit the conversion of the mechanical energy into electrical energy.
  5. 10. Ferroelectric Materials posses ____ polarization.
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  1. 1. It has high dielectric strength and low power loss.
  2. 3. Space charge polarisation occurs due to accumulation of
  3. 5. The share of the electric stress which is absorbed by the material.
  4. 7. Polarisation of the non polar molecules is ____
  5. 9. Dielectrics donot have centre of symmetry.