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Petroleum Refinery Engineering

Petroleum Refinery Engineering
__________ treatment is done for appreciable improvement in viscosity index of lubricating oil.

Clay
Acid
Alkali
Solvent extraction

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Petroleum Refinery Engineering
Smoke point of kerosene is the

Maximum height of flame (in mm) without causing smoking, when burnt in a standard lamp
Temperature at which smoking starts
Time after which smoking starts on burning
None of these

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Petroleum Refinery Engineering
Which of the following constituents present in petroleum is responsible for ash formation?

Sulphur compounds
Organometallic compounds
Nitrogen compounds
Oxygen compounds

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Petroleum Refinery Engineering
Testing of the knocking characteristics of petrofuels is done in a __________ engine.

Diesel
CFR (Co-operative fuel research)
Stirling
Carnot

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Petroleum Refinery Engineering
Which of the following is not an important property of fuel oil/furnace oil?

Flash point
Sulphur content
Aniline point
Viscosity

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Petroleum Refinery Engineering
The octane number of aviation gasoline may be

87
79
97
>100

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