M

Mr. Dubey • 52.30K Points
Coach 

Q. A steel piece after hardening is heated to 300?C and then cooled in oil. The property imparted to the steel piece will be

(A) Hardness
(B) Steel which has been shaped on a power hammer
(C) That steel which is deoxidised in the ladle with silicon and aluminium
(D) Steel with more than normal percentage of carbon
Correct : Option (C)

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