The hardness of steel depends upon the
A. Amount of cementite it contains
B. Amount of carbon it contains
C. Contents of alloying elements
D. Method of manufacture of steel
Answer: Option A
Solution(By Examveda Team)
The hardness of steel depends upon the Amount of cementite it containsThis Question Belongs to Mechanical Engineering >> Engineering Materials
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Why not amount of carbon it contains plz clarify it