Chemical Engineering - Petroleum Refinery Engineering
Exercise :: Petroleum Refinery Engineering - Section 6
| 1. |
Aniline point of the diesel is a measure of its __________ content. |
| A. |
aromatic | | B. |
paraffin | | C. |
olefin | | D. |
naphthene |
Answer: Option A
Explanation:
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| 2. |
Presence of sulphur in gasoline |
| A. |
leads to corrosion. | | B. |
increases lead susceptibility. | | C. |
decreases gum formation. | | D. |
helps during stabilisation. |
Answer: Option A
Explanation:
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| 3. |
Which of the following additives improves the cetane number of diesel ? |
| A. |
Amyl nitrate | | B. |
Ethyl mercaptan | | C. |
Napthenic acid | | D. |
Tetra ethyl lead |
Answer: Option B
Explanation:
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| 4. |
In catalytic cracking process, olefins crack __________ times faster than in thermal cracking process. |
Answer: Option C
Explanation:
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| 5. |
Choose the correct statement. |
| A. |
Coking tendency increases with increasing molecular weight. | | B. |
Coking tendency decreases with increasing molecular weight. | | C. |
Higher pressure enhances coke formation. | | D. |
Coking is an exothermic reaction. |
Answer: Option A
Explanation:
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