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Mechanical Engineering · Q125

Engineering Materials

Engineering and GATE · Mechanical Engineering · question 125

Q125

Free carbon in iron makes the metal

A.
Soft and gives a coarse grained crystalline structure
Answer
B.
Soft and gives a fine grained crystalline structure
C.
Hard and gives a coarse grained crystalline structure
D.
Hard and gives a fine grained crystalline structure

Answer: Option A

Solution

Answer: Option A
Solution:
Free carbon in iron makes the metal Soft and gives a coarse grained crystalline structure