| 1 |
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
|
| 2 |
About 85 percent steel refinement work is done by: |
- A. 11 countries
- B. 20 countries
- C. 50 countries
- D. 100 countries
|
| 3 |
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
|
| 4 |
Iron refinement process of Bessemer, Sir Henary Bessemer: |
- A. Introduce in 1800
- B. Introduce in 1900
- C. Introduce in 1855
- D. Introduce in 1950
|
| 5 |
In 1929, U.S.A's first modern Iron & steel mill was established: |
- A. In New York
- B. In Florida
- C. In Massachusetts
- D. In California
|
| 6 |
U.S.A's largest Iron & steel center is located at: |
- A. Pittsburg
- B. Tolado
- C. Indiana
- D. Adirondacks
|
| 7 |
In which year, Russia got first position in Iron & steel production: |
- A. 1950
- B. 1970
- C. 1990
- D. 1850
|
| 8 |
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
|
| 9 |
Pig Iron refined from Iron ore contains: |
- A. Only 10 percent impurities
- B. No impurities
- C. To much impurities
- D. Only 5 percent impurities
|
| 10 |
Brazil's Iron ore deposits are located at: |
- A. Santa Catarnia
- B. Minas-Geraes
- C. Sao-Paulo
- D. Curumba
|
