Mechanical Engineering - Engineering Materials - Discussion

Discussion Forum : Engineering Materials - Section 2 (Q.No. 40)
40.
Combined carbon in iron makes the metal
soft and gives coarse grained crystalline structure
soft and gives a fine grained crystalline structure
hard and gives a coarse grained crystalline structure
hard and gives a fine grained crystalline structure
Answer: Option
Explanation:
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Discussion:
1 comments Page 1 of 1.

Joseph antony said:   4 years ago
Yes,

Free carbon in iron iron make the metal. Soft and givecoarse grained Cristal line structure.

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