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Petroleum Refinery Engineering
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Question
Crude oils containing more than __________ kg of total salts (expressed in terms of NaCl) per thousand barrel is called a 'salty crude'.
Options
A. 1
B. 5
C. 15
D. 25
Correct Answer
5
Petroleum Refinery Engineering problems
Search Results
1. Aniline point of the diesel is a measure of its __________ content.
Options
A. aromatic
B. paraffin
C. olefin
D. naphthene
Show Answer
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Discuss
Correct Answer: aromatic
2. The condesate obtained on compression of wet natural gas is termed as
Options
A. liquefied natural gasoline
B. natural gasoline
C. liquid natural gas
D. none of these
Show Answer
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Discuss
Correct Answer: natural gasoline
3. Which of the following contains maximum sulphur?
Options
A. Diesel
B. Petrol
C. Kerosene
D. Fuel oil
Show Answer
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Correct Answer: Fuel oil
4. Diesel index is defined as
Options
A. (°API) x (Aniline Point, °F)/100
B. (°API) x (Aniline Point, °C)/100
C. (°API) x (100)/Aniline Point, °F
D. (°API) x (100)/Aniline Point, °C
Show Answer
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Correct Answer: (°API) x (Aniline Point, °F)/100
5. Reid vapour pressure of gasoline is the measure of its
Options
A. pour point
B. cloud point
C. vapour locking tendency
D. carbon residue
Show Answer
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Discuss
Correct Answer: vapour locking tendency
6. Choose the correct statement.
Options
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.
Show Answer
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Correct Answer: Coking tendency increases with increasing molecular weight.
7. Which of the following additives improves the cetane number of diesel?
Options
A. Amyl nitrate
B. Ethyl mercaptan
C. Napthenic acid
D. Tetra ethyl lead
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Correct Answer: Ethyl mercaptan
8. Hydrogen content in petroleum products varies from 12 to 15% (by weight). As a result the difference between gross and net heating value of petroleum fuels varies in the range of __________ kcal/kg.
Options
A. 600-750
B. 250-350
C. 1000-1500
D. 2000-2500
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Correct Answer: 600-750
9. Octane numbers of motor gasoline used in India and America are respectively
Options
A. 87 & 94
B. 94 && 87
C. 94 && 100
D. 83 && 100
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Correct Answer: 87 & 94
10. Research octane number refers to the
Options
A. low octane number motor fuels.
B. high octane number motor fuels.
C. high octane number aviation fuels.
D. unleaded motor fuels.
Show Answer
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Discuss
Correct Answer: unleaded motor fuels.
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