Q. Gasoline extracted from natural gas (by compression and cooling) is called the __________ gasoline.

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Q. Which of the following categories of gasoline has the highest lead susceptibility ?

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Q. Gum formation in stored gasoline is mainly due to the

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Q. Flash point of an oil is determined by the

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Q. Phenols are added in gasoline to

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Q. The pressure (kg/cm² ) and temperature (°C) maintained in electrical desalters for crude oil are respectively

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Q. The average boiling point of aviation turbine fuel is closest to that of

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Q. Crude oil is transported inland from oil field to refineries, mainly by the

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Q. Solvent used for dewaxing of petroleum products are

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Q. Sulphur content in lighter and heavier petroleum products is generally determined respectively by

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Q. Equal volumes of aniline and diesel oil when mixed at room temperature (during summer) was found to be completely mis-cible. It means that the aniline point of the diesel is __________ the room temperature.

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Q. Refractive index of a petrofuel which is the ratio of velocity of light in air to its velocity in the petrofuel gives an indication if its

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Q. Catalyst used in catalytic polymerisation which produces polymer gasoline is

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Q. Butadiene is a/an

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Q. The proper arrangement of the petroleum fractions in order of their boiling points is

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Q. Octane number of gasoline produced by two stage fluidised catalytic cracking process is

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Q. Pick out the wrong statement.

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Q. Though increased pressure has a retarding effect on cracking reaction, yet in actual process, a positive pressure of 10-15 kgf/cm² is maintained during cracking mainly to

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Q. Pick out the wrong statement.

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Q. The most widely used crude topping column in refineries is the __________ column.

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