Q. Paraffins are desirable in lubricating oil, as it has got high

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Q. Cetane number of a diesel fuel is the measure of its

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Q. Which of the following has the minimum °API gravity of all?

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Q. Higher pressure in the reforming reactor

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Q. Gasoline yield in catalytic reforming of naphtha may be about __________ percent by weight.

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Q. The main reaction in reforming is the

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Q. Carbon percentage (by weight) in crude petroleum may be about

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Q. Which of the following is not a sulphur compound present in petroleum ?

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Q. Products drawn from the top to bottom of the crude oil distillation column has progressively increasing

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Q. Asphalts are

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Q. Smoke point of kerosene is the

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Q. The conductivity of crude oil-water mixture depends on the

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Q. Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is

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Q. Pressure & temperature maintained in catalytic cracking is about

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Q. Pick out the wrong statement.

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Q. Char value of Kerosene is the amount of charred oil deposition on the wick obtained after burning it in a standard wick lamp at a standard rate for 24 hours. Char value of a good quality kerosene should be less than __________ mg/kg of kerosene.

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Q. Highest quality bitumen is produced from the __________ crude oil.

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Q. Lane and Garton classification of petroleum is based on its

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Q. With increase in the molecular weight of aromatic present in kerosene, its smoking tendency

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Q. Salt content (measured as sodium chloride) in electrically desalted crude oil comes down to a level of about __________ ptb (pounds per thousand barrel).

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