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There are one octahedral void and __________ tetrahedral void in the closest packing of atoms.

A. One

B. Two

C. Three

D. None of these

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  2. Frother is added in the froth floatation cell used in ore beneficiation to stabilise the air bubbles…
  3. Fire refining process is employed in case of
  4. The substance used as a smoke screen in warfare is
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  8. Property responsible for the talcum powder to cling to the skin is the
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  13. Fibrous fracture is normally encountered in the __________ materials.
  14. __________ is the most important element, which controls the physical properties of steel.
  15. The difference in one unit of Rockwell hardness number corresponds to a difference in the depth of indentation…
  16. The refrigerant freon-12 is chemically
  17. Nickel is a __________ material.
  18. Maximum heat dissipation occurs from a steel wire (k = 0.5 W/m. k) of 15 mm diameter exposed to air…
  19. Larger length & diameter water pipes are made by
  20. Specific gravity of a metal, which weighs 5 kg in air and 4 kg when submerged in water, will be
  21. The rolling process cannot be used to produce
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  23. When dry bulb temperature & wet bulb temperature of moist air is the same, it means that the
  24. In the X-ray radiography technique, the tube voltage for thicker plates as compared to thin plates,…
  25. __________ iron is produced by the annealing of white cast iron.
  26. Pressure required to increase the density of water by about 1% is __________ atmosphere.
  27. Pressure exerted by a liquid depends upon its
  28. Venturimeter is used to measure the flow rate of fluids in pipes, when the pipe is in __________ position.
  29. Holes for riveting purposes should be preferably made by
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