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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  1. Liquor poisoning generally occurs due to the presence of __________ in it.
  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
  4. Capacity & power requirement for an air compressor working at high altitude compared to sealevel will…
  5. About __________ ton of coke is required in a cupola to produce one ton of casting.
  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.
  8. Brittleness induced due to the presence of sulphur in steel can be reduced by adding
  9. Though tin occurs lower than iron in the electrochemical series, yet it is coated on steel for corrosion…
  10. With increase in compression ratio, the volumetric efficiency of air compressor
  11. L.D. (Linz-Donawitz) converter is used in the production of
  12. __________ number determines whether the fluid flow in an open channel is supercritical, critical or…
  13. __________ fluid force is not considered in the Navier-Stokes equation.
  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
  17. One ton of refrigeration is not equivalent to the heat removal rate of
  18. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm2.
  19. Silicon percentage in acid resistant cast iron is about
  20. In practice, the compression ratio of compression-ignition (CI) engine ranges from
  21. Which of the following performance characteristics of a S.I engine is not affected by the front end…
  22. All of the following alloying elements of steel increases hardness but sacrifice ductility, except
  23. Material of construction of foundry crucible is
  24. Regeneration of molecular sieve requires it to be heated to a temperature of about __________ °C.
  25. Which of the following is the most suitable material of construction for the condenser tubes, where…
  26. Maximum permissible sulphur content in steel is __________ percent.
  27. Addition of silicon to cast iron
  28. To improve the machinability of steel, it is generally subjected to
  29. Gantt charts are used for streamlining the
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