Chemical Engineering - Chemical Process
Exercise :: Chemical Process - Section 1
| 46. |
Which is the main reducing agent during production of iron from iron ore in a blast furnace ? |
Answer: Option B
Explanation:
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| 47. |
The drug used in contraceptives is |
| A. |
sulphadizene | | B. |
mestranol | | C. |
methyl salicylate | | D. |
pencillin |
Answer: Option B
Explanation:
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| 48. |
Raw materials used for producing __________ cement does not contain iron oxide. |
Answer: Option C
Explanation:
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| 49. |
In the Lurgi coal gasifier |
| A. |
coking coals cannot be used. | | B. |
low carbon conversion efficiency is achieved. | | C. |
entrainment of solids is higher. | | D. |
large quantity of coal can be processed. |
Answer: Option D
Explanation:
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| 50. |
Neon gas is |
| A. |
flammable in nature. | | B. |
used in color discharge tube. | | C. |
filled in lamps having tungsten filament. | | D. |
all (a), (b) and (c). |
Answer: Option B
Explanation:
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