Removal of light fractions from crude oil is called its _____________________?
A. Sweetening
B. Dehydration
C. Stabilisation
D. Visbreaking
Petroleum Refinery Engineering
Which of the following is used as a solvent in deasphalting of petroleum products ?
Which of the following is used as a solvent in deasphalting of petroleum products ?
A. Furfural
B. Propane
C. Methyl ethyl ketone
D. Liquid sulphur dioxide
The catalytic cracking of heavier petroleum fraction is done to produce mainly____________________?
The catalytic cracking of heavier petroleum fraction is done to produce mainly____________________?
A. Gasoline
B. Asphalt
C. Diesel oil
D. Tar
Hydrofining is the most recent and effective method for the____________________ ?
Hydrofining is the most recent and effective method for the____________________ ?
A. Removal of sulphur
B. Improvement of smoke point
C. Reduction of breathing loss
D. Improvement of viscosity index
Which is the most desirable component of a good quality kerosene ?
Which is the most desirable component of a good quality kerosene ?
A. i-paraffins
B. Aromatics
C. n-paraffins
D. Naphthenes
Petroleum is believed to have originated from _______________ sources?
Petroleum is believed to have originated from _______________ sources?
A. Vegetable
B. Animal
C. Both A. and B.
D. Neither A. nor B.
LSHS is a type of furnace oil, which_____________________?
LSHS is a type of furnace oil, which_____________________?
A. Is more viscous than high viscosity furnace oil (HVFO)
B. Stands for low sulphur heavy stock
C. Is an ideal fuel for metallurgical furnaces due to its lower sulphur content (< 1%)
D. All A., B. and C.
Performance number of a liquid fuel is related to its __________________?
Performance number of a liquid fuel is related to its __________________?
A. Wax content
B. Spontaneous ignition temperature
C. Knocking tendency
D. Sulphur content
Petroleum coke is used mainly in the __________________ ?
Petroleum coke is used mainly in the __________________ ?
A. Discoloration of yellow glycerine
B. Sugar refining
C. Manufacture of carbon electrode
D. Blast furnace for reduction of iron ore
Octane numbers of motor gasoline used in India and America are respectively________________?
Octane numbers of motor gasoline used in India and America are respectively________________?
A. 87 & 94
B. 94 & 87
C. 94 & 100
D. 83 & 100