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What are piezo-electric crystals ?...

What are piezo-electric crystals ?

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These are the crystals which upon applying mechanical stress produce electricity.
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DINESH PUBLICATION-SOLID STATE-QUESTION FROM BOARD EXAMINATION
  1. What is the C.N. of octahedral void ?

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  2. What are photo- voltaic compounds ?

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  3. What are piezo-electric crystals ?

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  4. What type of stoichiometric defects are noticed in crystals?

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  5. What type of semi-conductors is produced when silicon is doped with ar...

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  6. What makes alkali metal halides sometimes coloured which are othersise...

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  7. What is the effect of Frenkel defect on the electrical conductivity of...

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  8. What is dislocation in the crystals

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  9. How are interstitial solids formed ?

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  10. At what temperature range most of the metals becomes superconductors

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  11. What is the maximum number of atoms in a hcp crystal structure of an e...

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  12. What is the C.N of Ca^(2+) and F^(-) ions in CaF(2) crystal lattice ?

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  13. Name the non-stoichiometric point defect responsible for the colour of...

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  14. How many atoms are present in a cubic unit cell having one atom at eac...

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  15. How does the density of crystal change due to Schottky defects ?

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  16. What is the number of atoms per unit cell in a body centred cubic stru...

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  17. Why is phosphours doped silicon a semi-conductor?

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  18. Name the type of defect that occurs in the crystals of zinc sulphide.

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  19. How may octahedral voids are present in 1 mole of a compound having cu...

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  20. A compound formed by two elements M and N. Element N forms ccp and ato...

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