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Chemical Engineering
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Petroleum Refinery Engineering
Comments
Question
Straight run petrol as compared to methyl/ethyl alcohol has
Options
A. lower calorific value.
B. lower octane number.
C. higher specific gravity.
D. higher ignition temperature.
Correct Answer
lower octane number.
Petroleum Refinery Engineering problems
Search Results
1. Aniline point is the
Options
A. characteristic property of diesel & lubricating oils.
B. measure of aromatic content of oil.
C. both (a) and (b).
D. neither (a) nor (b).
Show Answer
Scratch Pad
Discuss
Correct Answer: both (a) and (b).
2. Which of the following has the highest gum forming tendency in gosoline?
Options
A. Paraffins
B. Diolefins
C. Aromatics
D. Naphthenes
Show Answer
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Discuss
Correct Answer: Diolefins
3. Which of the following has the lowest flash point of all?
Options
A. Diesel
B. Kerosene
C. Petrol
D. Furnace oil
Show Answer
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Discuss
Correct Answer: Petrol
4. Higher viscosity of lubricating oil usually signifies
Options
A. lower Reid vapour pressure.
B. higher acid number.
C. higher flash point and fire point.
D. lower flash point and fire point.
Show Answer
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Discuss
Correct Answer: higher flash point and fire point.
5. Removal of light fractions from crude oil is called its
Options
A. sweetening
B. dehydration
C. stabilisation
D. visbreaking
Show Answer
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Discuss
Correct Answer: stabilisation
6. Liquefied petroleum Gas (LPG) used for the household cooking comprises mainly of
Options
A. propane & butane
B. butane & ethane
C. methane & ethane
D. methane & carbon monoxide
Show Answer
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Discuss
Correct Answer: propane & butane
7. Penetration test determines the __________ of the grease.
Options
A. stiffness
B. lubricating properties (e.g. oilness)
C. service temperature
D. variation in viscosity with temperature
Show Answer
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Discuss
Correct Answer: stiffness
8. Mercaptans are added to liquefied petroleum gas (LPG) to
Options
A. reduce its cost.
B. narrow down its explosion limit.
C. assist in checking its leakage from cylinder.
D. increase its calorific value.
Show Answer
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Discuss
Correct Answer: assist in checking its leakage from cylinder.
9. A petroleum well is called 'dry', if it contains
Options
A. very little oil.
B. no natural gas.
C. only natural gas.
D. all (a), (b) and (c).
Show Answer
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Correct Answer: only natural gas.
10. Maximum use of petroleum coke is in
Options
A. adsorption refining operation.
B. fuel gas manufacture.
C. carbon electrode manufacture.
D. iron ore reduction.
Show Answer
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Discuss
Correct Answer: carbon electrode manufacture.
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