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Petroleum Refinery Engineering

Petroleum Refinery Engineering
Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is

Between 50 and 100
More than 100
Round about 100
Less than 25

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Petroleum Refinery Engineering
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

Neither A nor B
Aromatics content
Molecular weight
Both A & B

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Petroleum Refinery Engineering
Performance number of a liquid fuel is related to its

Wax content
Knocking tendency
Sulphur content
Spontaneous ignition temperature

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Petroleum Refinery Engineering
Which of the following has maximum hydrogen/carbon ratio (by weight)?

Diesel
Naphtha
Fuel oil
Gasoline

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Petroleum Refinery Engineering
Penetration test determines the __________ of the grease.

Stiffness
Variation in viscosity with temperature
Service temperature
Lubricating properties (e.g. oilness)

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

3
1.5
12
6

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