| 1 |
During refinement the temperature of Open-Hearth furnace can be: |
- A. Increase up to 1000 C°
- B. Increased up to 2000 C°
- C. Increased up to 1650 C°
- D. Increased up to 500 C°
|
| 2 |
In 1980, which country became first in Iron & steel production: |
- A. China
- B. India
- C. Japan
- D. Russia
|
| 3 |
In Manchurian Region, China's oldest Iron & steel manufacturing centre is: |
- A. Anshan
- B. Mukden
- C. Wuhan
- D. Chunpking
|
| 4 |
Iron Age started in the world in: |
- A. 1500 B.C
- B. Many thousands years ago
- C. Eighteenth century
- D. Twentieth century
|
| 5 |
Brazil's Iron ore deposits are located at: |
- A. Santa Catarnia
- B. Minas-Geraes
- C. Sao-Paulo
- D. Curumba
|
| 6 |
Is Wrought Iron free from all impurities? |
- A. Not free from all impurities
- B. Free up to some extend
- C. Absolutely free from all impurities
- D. Cannot purify up to 100%
|
| 7 |
With the help of Bessemer furnace from Pig Iron we: |
- A. Cannot refine high quality steel
- B. Cannot free Pig Iron from phosphorous
- C. Cannot free from sulphur
- D. Could free from all impurities
|
| 8 |
Before 1350 A.D, Iron & Steel work was done: |
- A. By electric furnaces
- B. By atomic furnaces
- C. By rock coal furnaces
- D. By wood coal furnaces
|
| 9 |
When did Iron & steel industry began in Austraila? |
- A. 1850
- B. 1890
- C. 1902
- D. 1950
|
| 10 |
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
|
