Q. Absolute vapor pressure of petrofuels is found by Reid bomb which is heated in water bath to 100°F. In Reid apparatus, the ratio of the volume of air chamber to that of the liquid fuel chamber is

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Q. Doctor's solution used for sweetening of petroleum products is

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Q. Smoke point of kerosene expresses its

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Q. The characterisation factor of a crude oil is calculated as 12.5. It means that; it is

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Q. Which of the following has the highest octane number ?

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Q. 95% (by volume) of LPG at 760 mm Hg pressure will evaporate at __________ °C.

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Q. A petroleum well is called 'dry', if it contains

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Q. Aniline point is the

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Q. Pressure maintained in the high pressure primary tower of a three stage crude oil distillation system is about __________ kg/cm² .

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Q. Petroleum

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Q. Choose the correct statement.

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Q. Which is the most effective catalyst used in catalytic cracking of petroleum products ?

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Q. Maximum use of petroleum coke is in

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Q. Carbon/hydrogen ratio (by weight) is maximum (out of following) for

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Q. The catalytic cracking of heavier petroleum fraction is done to produce mainly

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Q. The most commonly used feed stock for the reforming reactor is

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Q. Which of the following hydrocarbons of same carbon atoms has minimum smoking tendency ?

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Q. Petroleum is believed to have originated from __________ sources.

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Q. Which of the following has the lowest flash point of all?

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Q. Cetane number of high speed diesel must be ≥

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