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

Related Mcqs:

Dephosphorization of molten pig iron is favoured by_______________________?

A. Oxidising and basic slag B. Reducing and basic slag C. High activity co-efficient of phosphorous in metal D. Oxidising and neutral slag...

The difference in one unit of Rockwell hardness number corresponds to a difference in the depth of indentation of ______________ mm ?

A. 0.001 B. 0.01 C. 0.002 D. 0.02...

Which of the following is preferred for riveting ?

A. Lap joint B. Butt joint C. Either A. or B. D. Neither A. nor B....

Resilience of a bolt can be increased by increasing its __________________?

A. Length B. Shank diameter C. Head diameter D. None of these...

The product (s) of roasting of a sulphide ore is (are) ?

A. Oxide only B. Sulphate only C. Oxide and sulphate D. Dependent on temperature and partial pressure of oxygen & sulphur dioxide...