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Chemical Engineering
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Petroleum Refinery Engineering
Comments
Question
Molecular weight of petrol may be about
Options
A. 40-60
B. 100-130
C. 250-300
D. 350-400
Correct Answer
100-130
Petroleum Refinery Engineering problems
Search Results
1. Which of the following petroleum products contain minimum sulphur?
Options
A. Naphtha
B. Kerosene
C. LSHS
D. Furnace oil
Show Answer
Scratch Pad
Discuss
Correct Answer: Naphtha
2. The terminology used for the bottom most product from the vacuum crude distillation unit is
Options
A. residual crude
B. residuum
C. reduced crude
D. petrolatum
Show Answer
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Discuss
Correct Answer: residuum
3. LPG stands for
Options
A. liquid petroleum gas
B. liquified petrol gas
C. liquid petrol gas
D. liquefied petroleum gas
Show Answer
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Discuss
Correct Answer: liquefied petroleum gas
4. Clay treatment of petroleum products
Options
A. decolorises & stabilises cracked gasoline.
B. desulphurise straight run gasoline & kerosene.
C. adsorb arsenic from feedstock to catalytic reforming.
D. all (a), (b) & (c).
Show Answer
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Discuss
Correct Answer: all (a), (b) & (c).
5. Pour point of a petrofuel is
Options
A. multiple of 3°F.
B. multiple of 5°F.
C. 5°C below the temperature at which oil ceases to flow.
D. none of these.
Show Answer
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Discuss
Correct Answer: 5°C below the temperature at which oil ceases to flow.
6. In catalytic cracking, the
Options
A. gasoline obtained has a very low octane number.
B. pressure & temperature is very high.
C. gasoline obtained has very high aromatic content.
D. gasoline obtained has very high amount of gum forming compounds.
Show Answer
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Discuss
Correct Answer: gasoline obtained has very high aromatic content.
7. __________ base crude oil is also called asphaltic crude.
Options
A. Paraffinic
B. Naphthenic
C. Mixed
D. Aromatic
Show Answer
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Discuss
Correct Answer: Naphthenic
8. Which of the following theories of origin of petroleum does not explain the presence of nitrogen & sulphur compounds in crude oil?
Options
A. Modern theory
B. Carbide theory
C. Engler theory
D. all (a), (b) and (c)
Show Answer
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Discuss
Correct Answer: Carbide theory
9. Which of the following factors does not govern the mechanism of petroleum formation from organic sources?
Options
A. pH of the soil
B. Bacterial action
C. Heat
D. Pressure
Show Answer
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Discuss
Correct Answer: pH of the soil
10. Concentration of H
2
SO
4
catalyst in alkyla-tion is kept between 90-98%, because H
2
SO
4
having concentration
Options
A. less than 90% promotes polymerisation.
B. more than 98% promotes cracking.
C. both (a) and (b).
D. neither (a) nor (b).
Show Answer
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Discuss
Correct Answer: both (a) and (b).
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