1 |
For making one ton stainless steel: |
- A. 14 pounds manganese is required
- B. No manganese is required
- C. 100 poundsmanganese is required
- D. Small amount ofmanganese is required
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2 |
Pig Iron refined from Iron ore contains: |
- A. Only 10 percent impurities
- B. No impurities
- C. To much impurities
- D. Only 5 percent impurities
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3 |
With the establishment of Blast furnaces: |
- A. Revolutionary changes took place in Iron ore refinement
- B. No prominent change took place
- C. Iron refinement become slow
- D. Minor change took place in Iron refinement
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4 |
For smelting (refinement) of one tone of Iron ore: |
- A. 10 ton coal is required
- B. Only 5 ton coal is required
- C. 2 ton coal is required
- D. Only small amount of coal is required
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5 |
When did Iron & steel industry began in Austraila? |
- A. 1850
- B. 1890
- C. 1902
- D. 1950
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6 |
Nippon-Kokan steel mill located in Japan: |
- A. Is world's largest steel mill
- B. Is Japan's important steel mill
- C. Is China's largest steel mill
- D. Is not world's largest steel mill
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7 |
For preparation of one ton stainless steel: |
- A. Small quantity of water is required
- B. Large quantity of water is required
- C. 65 thousands gallon water is required
- D. There is no need of water
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8 |
In Iron and steel industry up to 1900: |
- A. China was ranking first
- B. U.K was ranking first
- C. U.S.A was ranking first
- D. Germany was ranking first
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9 |
In which year, Russia got first position in Iron & steel production: |
- A. 1950
- B. 1970
- C. 1990
- D. 1850
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10 |
About 85 percent steel refinement work is done by: |
- A. 11 countries
- B. 20 countries
- C. 50 countries
- D. 100 countries
|