| 1 |
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
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| 2 |
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
|
| 3 |
Brazil's Iron ore deposits are located at: |
- A. Santa Catarnia
- B. Minas-Geraes
- C. Sao-Paulo
- D. Curumba
|
| 4 |
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
|
| 5 |
Where does locate the Sao-Paulo's Iron & steel center: |
- A. Argentina
- B. Brazil
- C. Venezuela
- D. Chile
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| 6 |
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
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| 7 |
In which year, Russia got first position in Iron & steel production: |
- A. 1950
- B. 1970
- C. 1990
- D. 1850
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| 8 |
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%
|
| 9 |
The electric process furnaces are installed in world's: |
- A. High backward countries
- B. In those countries where electricity in cheap and surplus
- C. Where electricity production is normal
- D. Where electricity is costly
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| 10 |
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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