PETROLEUM REFINERY ENGINEERING QUIZ

LPG stands for

Liquified petrol gas

Liquid petroleum gas

Liquid petrol gas

Liquefied petroleum gas

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LPG when brought to atmospheric pressure & temperature will be a

Gas heavier than air

Liquid lighter than water

Gas lighter than air

Liquid heavier than water

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Crude oils containing more than __________ kg of total salts (expressed in terms of NaCl) per thousand barrel is called a 'salty crude'.

25

1

5

15

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Penetration test determines the __________ of the grease.

Variation in viscosity with temperature

Service temperature

Lubricating properties (e.g. oilness)

Stiffness

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Which of the following is the most suitable feed for platforming process (reforming)?

Naphtha

Fuel oil

Atmospheric residue

Olefinic hydrocarbon

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The terminology used for the bottom most product from the vacuum crude distillation unit is

Residuum

Petrolatum

Reduced crude

Residual crude

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Catalyst used in the isomerisation is

Alumina

Phosphoric acid

Aluminium chloride

Nickel

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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.

More than

Less than

Either more or less; depends on the room temperature

Same as

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1 centistoke is equal to __________ Redwood I seconds.

4.08

1

0.408

40.8

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Smoke point of kerosene is the

Maximum height of flame (in mm) without causing smoking, when burnt in a standard lamp

None of these

Time after which smoking starts on burning

Temperature at which smoking starts

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