QUIZ

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Across
  1. 4. NUMBER:Number of nearest neighbours of an atom
  2. 7. INDICES:Indices used to denote lattice planes
  3. 10. SCIENCE: Study of relationship between structure, properties, processing and performance
  4. 12. Bond formed by the sharing of electrons
  5. 14. Highest the packing fraction of unit cell ,--- will be the void space
  6. 16. Crystal with long-range order but irregular shape
  7. 17. Materials formed by combining two or more distinct materials
  8. 19. responsible for conductivity in metals
  9. 20. Type of bonding responsible for electrical conductivity in metals due to a “sea of electrons.”
Down
  1. 1. Critical engineering process of choosing a material based on mechanical, thermal, chemical, and economic criteria.
  2. 2. made up of many small grains
  3. 3. explaining X-ray diffraction in crystals
  4. 5. : The empty space in the crystal structure is called
  5. 6. FRACTION:Ratio of atomic volume to unit cell volume
  6. 8. The miller indices of two parallel planes of crystal are:
  7. 9. LATTICE:Arrangement of lattice points in space
  8. 11. due to electrostatic attraction of oppositely charged ions
  9. 13. Material formed by combining two or more distinct materials to achieve superior properties (e.g., carbon fiber reinforced plastics).
  10. 15. DISTANCE: The distance between two adjacent parallel planes is known as
  11. 18. CELL: Smallest repeating unit of a crystal