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Petroleum Refinery Engineering

Which of the following gasoline (unleaded) has the least octane number ?

August 23, 2021March 1, 2019 by admin
Which of the following gasoline (unleaded) has the least octane number ?

A. Catalytically cracked gasoline
B. Straight run gasoline
C. Catalytically reformed gasoline
D. Polymer gasoline

Categories Petroleum Refinery Engineering

A multigrade lubricating oil means an oil having high __________________?

August 23, 2021March 1, 2019 by admin
A multigrade lubricating oil means an oil having high __________________?

A. Viscosity index
B. Viscosity
C. Aniline point
D. Flash point

Categories Petroleum Refinery Engineering

Reforming__________________?

August 23, 2021March 1, 2019 by admin
Reforming__________________?

A. Uses naphtha as feedstock
B. Does not much affect the molecular weight of the feed
C. Improves the quality & yield of gasoline
D. All A., B. and C.

Categories Petroleum Refinery Engineering

Feed for reforming is generally___________________?

August 23, 2021March 1, 2019 by admin
Feed for reforming is generally___________________?

A. Naphtha or straight run gasoline
B. Reduced crude
C. Vacuum gas oil
D. Atmospheric gas oil

Categories Petroleum Refinery Engineering

H/C ratio (by weight) for the same number of carbon atoms is the highest in case of____________________?

August 23, 2021March 1, 2019 by admin
H/C ratio (by weight) for the same number of carbon atoms is the highest in case of____________________?

A. Aromatics
B. Paraffins
C. Olefins
D. Naphthenes

Categories Petroleum Refinery Engineering

Highest quality bitumen is produced from the __________________ crude oil?

August 23, 2021March 1, 2019 by admin
Highest quality bitumen is produced from the __________________ crude oil?

A. Paraffinic
B. Naphthenic
C. Intermediate
D. Mixed

Categories Petroleum Refinery Engineering

Molecular weight of petrol may be about ____________________?

August 23, 2021March 1, 2019 by admin
Molecular weight of petrol may be about ____________________?

A. 40-60
B. 100-130
C. 250-300
D. 350-400

Categories Petroleum Refinery Engineering

A typical yield of kerosene in straight run distillation of crude oil may be about __________________ percent?

August 23, 2021March 1, 2019 by admin
A typical yield of kerosene in straight run distillation of crude oil may be about __________________ percent?

A. 4
B. 10
C. 18
D. 26

Categories Petroleum Refinery Engineering

Casing head gasoline is the liquid __________________?

August 23, 2021March 1, 2019 by admin
Casing head gasoline is the liquid __________________?

A. Butane
B. Propane
C. Natural gas
D. Gasoline separated from wet natural gas by compression

Categories Petroleum Refinery Engineering

The pressure (kg/cm2) and temperature (°C) maintained in electrical desalters for crude oil are respectively__________________?

August 23, 2021March 1, 2019 by admin
The pressure (kg/cm2) and temperature (°C) maintained in electrical desalters for crude oil are respectively__________________?

A. 10 and 120
B. 1 and 200
C. 50 and 250
D. 10 and 300

Categories Petroleum Refinery Engineering
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