Which of the following iron has got the highest carbon content ?
Correct answer: D. Cast Iron
- A. Mild Steel
- B. Stainless Steel
- C. Wrought Iron
- D. Cast Iron
Explanation
Cast iron contains roughly 2 to 4 percent carbon, more than mild steel, stainless steel or wrought iron. Its high carbon content makes it hard but relatively brittle.
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Pakistan's economy is examined through agriculture, industry, services, trade, remittances, employment, population, poverty and regional development. The topic also covers GDP and national income, inflation, fiscal and monetary policy, taxation, public debt, the balance of payments, energy constraints and structural challenges, including the role of the State Bank and development planning.
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