Q124
Combined carbon in iron makes the metal
A.
Soft and gives coarse grained crystalline structure
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
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
Combined carbon in iron makes the metal Hard and gives a fine grained crystalline structure