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The heat treatment to which the steel wire containing > 0.25% carbon is subjected to is

A. Full annealing

B. Bright annealing

C. Patenting

D. None of these

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

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  2. Limestone addition in the blast furnace is done to flux __________ present in the raw materials.
  3. Cold cracking in the heat affected zone of a high strength steel weld can take place because of the
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  6. Filler material used in welding should have __________ as compared to the parent metal to be welded.
  7. Strain hardening effect in a metal subjected to cold working is due to the __________ mechanism.
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  11. L.D. (Linz-Donawitz) converter is used in the production of
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  14. For which pair of the fuel gases, calorific value (C.V.) of one fuel is almost double that of the other…
  15. Which of the following represents the correct time-temperature curve when a block of metal is heated…
  16. During sensible heating of humid air
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  19. Silicon percentage in acid resistant cast iron is about
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