Catalyst used in alkylation process is__________________?
A. Sulphuric acid
B. Nickel
C. Silica gel
D. Alumina
Petroleum Refinery Engineering
Cracking is___________________?
Cracking is___________________?
A. An exothermic reaction
B. An endothermic reaction
C. Favoured at very low temperature
D. None of these
Concentration of H2SO4 catalyst in alkylation is kept between 90-98%, because H2SO4 having concentration?
Concentration of H2SO4 catalyst in alkylation is kept between 90-98%, because H2SO4 having concentration?
A. Less than 90% promotes polymerisation
B. More than 98% promotes cracking
C. Both A. and B.
D. Neither A. nor B.
The conductivity of crude oil-water mixture depends on the__________________?
The conductivity of crude oil-water mixture depends on the__________________?
A. pH value
B. Water percentage
C. Temperature
D. All A., B. and C.
Octane number of n-heptane is assumed to be_________________?
Octane number of n-heptane is assumed to be_________________?
A. 100
B. 0
C. 70
D. ∞
Which of the following does not require preheating during storage in the storage tank as well as during atomisation through burners ?
Which of the following does not require preheating during storage in the storage tank as well as during atomisation through burners ?
A. PCM
B. Tar
C. Light diesel oil
D. Low viscosity furnace oil
Catalyst used in isomerisation process is __________________ ?
Catalyst used in isomerisation process is __________________ ?
A. H2SO4
B. H3PO4
C. HF
D. AlCl3
Char value of Kerosene is the amount of charred oil deposition on the wick obtained after burning it in a standard wick lamp at a standard rate for 24 hours. Char value of a good quality kerosene should be less than ________________ mg/kg of kerosene?
Char value of Kerosene is the amount of charred oil deposition on the wick obtained after burning it in a standard wick lamp at a standard rate for 24 hours. Char value of a good quality kerosene should be less than ________________ mg/kg of kerosene?
A. 1
B. 20
C. 100
D. 500
LPG stands for ____________________?
LPG stands for ____________________?
A. Liquid petroleum gas
B. Liquefied petrol gas
C. Liquid petrol gas
D. Liquefied petroleum gas
Salt content (measured as sodium chloride) in electrically desalted crude oil comes down to a level of about __________________ ptb (pounds per thousand barrel) ?
Salt content (measured as sodium chloride) in electrically desalted crude oil comes down to a level of about __________________ ptb (pounds per thousand barrel) ?
A. 0.03
B. 3
C. 35
D. 70