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Petroleum Refinery Engineering

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

10 and 120
1 and 200
10 and 300
50 and 250

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Petroleum Refinery Engineering
The catalytic cracking of heavier petroleum fraction is done to produce mainly

Tar
Diesel oil
Gasoline
Asphalt

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Petroleum Refinery Engineering
Petroleum is believed to have originated from __________ sources.

Neither A nor B
Animal
Vegetable
Both A & B

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Petroleum Refinery Engineering
Which of the following has the lowest flash point of all?

Kerosene
Furnace oil
Petrol
Diesel

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Petroleum Refinery Engineering
Which of the following is desirable in petrol (gasoline) but undesirable in kerosene?

Aromatics
Mercaptans
Paraffins
Naphthenic acid

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Petroleum Refinery Engineering
Maximum sulphur percentage in low sulphur heavy stock (LSHS) furnace oil is about

0.1
3.5
2.5
1

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