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Nitriding of a steel part does not increase its

A. Grain size

B. Fatigue limit

C. Surface hardness

D. Wear resistance

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

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  1. Which of the following metals cannot be hot worked at room temperature?
  2. Specific gravity of a metal, which weighs 5 kg in air and 4 kg when submerged in water, will be
  3. __________ test is the appropriate test to determine whether a material is ductile or brittle.
  4. __________ cannot increase the fatigue strength of a material.
  5. Evaporative cooling process employs a combination of cooling and humidification in which the
  6. Fire refining process is employed in case of
  7. Pick out the wrong statement.
  8. Elimination of brittleness resulting from welding of saw blades is done by __________ of the welded…
  9. The most important consideration in value engineering is the
  10. A psychrometer does not measure the __________ temperature of moist air.
  11. The expected efficiency of a single riveted lap joint is of the order of 50%. If the thickness of the…
  12. Dowtherm is a
  13. A solid aluminium ball, when quenched in a water bath maintained at 40°C, cools down from 550°C…
  14. Gage pressure within a spherical droplet of a fluid is 'p'. What will be gage pressure within a bubble…
  15. The ability of tool steel to resist softening at high temperatures is termed as __________ hardness.
  16. Consumable electrodes are used in the __________ welding.
  17. Iron content in Indian iron ore is about __________ percent.
  18. __________ is used as a material of construction for the blade of power saw.
  19. Hydro-cyclone is a
  20. Common salt is produced from sea water in India generally by the __________ method.
  21. Dies for wire drawing are generally made of
  22. Steels with high carbon equivalent have poor Weldability, because in these steels during welding
  23. Pick out the correct statement.
  24. The product (s) of roasting of a sulphide ore is (are)
  25. Austempering of steel requires it to be heated to 875°C followed by sudden cooling to 250-525°C,…
  26. Fibre glass is a composite material of
  27. Primary designation of steel is based on its
  28. Which of the following is prone to cup and cone fracture?
  29. The thickness of oxide film is y at time t. If are the temperature dependent constants, the parabolic…
  30. Glass reacts with