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Q: What is the content of carbon in pig iron?
  • A. 0.5 % to 2.5%
  • B. 0.002 % to 0.1%
  • C. 5 % to 8%
  • D. 3 % to 4%
Correct Answer: Option D - • The carbon content in pig iron is 3% to 4%. • The carbon content in cast iron is > 2%. • The carbon content in steel is 0.1 to 2.0%. • The carbon content in wrought iron is < 0.1%. • Pig iron is a type of crude iron, which is produced in blast furnance. It is a type of semi-finished metal, usually called as by product generated from process of smelting.
D. • The carbon content in pig iron is 3% to 4%. • The carbon content in cast iron is > 2%. • The carbon content in steel is 0.1 to 2.0%. • The carbon content in wrought iron is < 0.1%. • Pig iron is a type of crude iron, which is produced in blast furnance. It is a type of semi-finished metal, usually called as by product generated from process of smelting.

Explanations:

• The carbon content in pig iron is 3% to 4%. • The carbon content in cast iron is > 2%. • The carbon content in steel is 0.1 to 2.0%. • The carbon content in wrought iron is < 0.1%. • Pig iron is a type of crude iron, which is produced in blast furnance. It is a type of semi-finished metal, usually called as by product generated from process of smelting.