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What is the packing fraction in face cen...

What is the packing fraction in face centred cubic lattice ?

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An example of a face centred cubic lattice is

Arrange the following accroding to their packing fraction: simple cubic, face-centred cubic , body -centred cubic.

How many lattice points are there in one unit cell of each of the following lattices? (i) Face centred cubic lattice. (ii) Body centred cubic lattice.

MODERN PUBLICATION-SOLID STATE-REVISION EXERCISES (SHORT ANSWER QUESTIONS)
  1. Name the types of semiconductors produced when germanium (Ge) is doped...

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  2. Explain on brief Schottky defect.

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  3. What is the packing fraction in face centred cubic lattice ?

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  4. In terms of band theory, what is the difference between a. a condcut...

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  5. Explain the following : (i) Why is Frenkel defect not found in pure...

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  6. why does the electrical conductivity of semiconductors increse w...

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  7. What are paramagnetism and ferromagnetism ? What type of substances wo...

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  8. How does antiferromagnetism differ from ferromagnetism in terms of mag...

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  9. Explain the following terms : (i) Schottky defects (ii) Frenkel d...

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  10. IMPERFECTIONS IN SOLIDS

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  11. (a) Define ferromagnetism and ferrimagnetism. (b) Differentiate betw...

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  12. why does the electrical conductivity of semiconductors increse w...

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  13. (i) What is a semiconductor ? Mention two main types of semiconductors...

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  14. (a) Give two differences between ferromagnetic and anti-ferromagnetic ...

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  15. (a) NaCl has fcc structure. Calculate the number of NaCl units in a un...

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  16. What type of semi-conductor is produced when silicon is doped with bor...

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  17. Examine the given defective crystal {:(A^(+), B^(-),A^(+),B^(-),A^(+...

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  18. Explain the following (i) F - centres (ii)Doping .

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  19. Write two points of distinction between crystalline and amorphous soli...

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  20. Distinguish between crystal lattice and unit cell.

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