Related Questions

Products drawn from the top to bottom of the crude oil distillation column has progressively increasing
A Boiling points
B Molecular weight
C C/H ratio
D All of the above
In the atmospheric pressure crude distillation, the content of __________ from lighter fraction to heavier ones.
A Sulphur increases
B Sulphur decreases
C Nitrogen decreases
D None of these
The terminology used for the bottom most product from the vacuum crude distillation unit is
A Residual crude
B Residuum
C Reduced crude
D Petrolatum
Vacuum maintained in the vacuum distillation tower of the crude distillation plant is about __________ mm Hg (absolute).
A 5-10
B 30-80
C 150-250
D 350-400
Paraffin base crude oil as compared to asphalt base crude gives
A Higher yield of straight run gasoline
B Higher octane number gasoline
C Lower viscosity index lube oil
D Poorer yield of lube oil
__________ base crude oil is also called asphaltic crude.
A Paraffinic
B Naphthenic
C Mixed
D Aromatic
The import of crude oil and petroleum done from national oil companies of producer countries, which have a net exportable surplus of oil is by
A term contracts
B term tenders
C monthly tenders
D All the above
In a refinery petroleum crude is fractionated into gas fraction, light ends, intermediate distillates, heavy distillates, residues and by products. The group of products including gas oil, diesel oil and heavy fuel oil belongs to the fraction
A Heavy distillates
B Intermediate distillates
C Light ends
D Residues
After the increase of price of oil by 40%, a family decided to reduce its oil consumption so that the expenditure for oil goes up by 26% only. If the total consumption of oil before the price rise was 10 kg per month, then what is the current consumption of oil per month (in kg)?
A 8
B 8.50
C 9
D None of these
Pressure drop per tray in the atmospheric distillation column is about __________ psi.
A 0.01 - 0.5
B 0.07 - 0.12
C 0.5 - 1.0
D 1 - 3

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