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Dislocations are __________ defects.

A. Point

B. Line

C. Volume

D. None of these

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

You can do it
  1. Oxide layer formed on the non-ferrous metal surface after its annealing is
  2. Factor of safety is the ratio of the __________ stress to the working stress.
  3. Solidification time of a molten metal in a casting is proportional to (where, V = volume of metal &…
  4. Use of flux during soldering is done to
  5. Which of the following metals reacts violently with water?
  6. Primary designation of steel is based on its
  7. Resilience of a bolt can be increased by increasing its
  8. Steel & cast iron pipes are produced by __________ casting.
  9. The burnout heat flux in the nucleate boiling regime is not a function of the
  10. __________ pipe is the most suitable for carrying sanitary drainage.
  11. The pressure drop per unit length for laminar flow of fluid through a long pipe is proportional to (where,…
  12. The noble metals
  13. In case of simple harmonic motion, displacement is proportional to the
  14. Which of the following materials does not form adherent oxide film on surface?
  15. The bank of tubes located at the back of the domestic refrigerators are the __________ tubes.
  16. Heating of ferromagnetic materials to a temperature above Curie temperature makes it
  17. Vernier calipers cannot be used to measure the
  18. The critical pressure at which the latent heat of vaporisation of steam becomes zero is __________ Kg/cm2.
  19. Which of the following is an example of stress corrosion?
  20. Induced draft fans provided in large thermal power plant boilers have __________ blades.
  21. The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of…
  22. Pick out the correct statement.
  23. Which of the following is normally not found in both the S.I. (petrol) & C.I. (diesel) engines?
  24. Which of the following relationships is correct for relating the three elastic constants of an isotropic…
  25. Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature…
  26. Silicon crystal can be converted to p-type semiconductor by doping with
  27. __________ test is the appropriate test to determine whether a material is ductile or brittle.
  28. Yield strength of a material is determined by the __________ test.
  29. Blow off cock is provided in steam boiler to
  30. Starting friction is low in case of the __________ lubrication.