Crude topg column operates at ________________ pressure?
A. Atmospheric
B. 10 atm
C. Vacuum
D. 3 atm
Petroleum Refinery Engineering
Catalyst used in the catalytic polymerisation is__________________?
Catalyst used in the catalytic polymerisation is__________________?
A. Phosphoric acid on kieselguhr
B. Aluminium chloride
C. Nickel
D. Vanadium pentoxide
Gasoline extracted from natural gas (by compression and cooling) is called the ___________ gasoline?
Gasoline extracted from natural gas (by compression and cooling) is called the ___________ gasoline?
A. Polymer
B. Unleaded
C. Casing head
D. Straight run
Clay treatment is used to remove ___________________ ?
Clay treatment is used to remove ___________________ ?
A. Salt from the crude oil
B. Colour & dissolved gases from cracked gasoline
C. Wax from lube oil
D. None of these
Which of the following is the easiest to crack ?
Which of the following is the easiest to crack ?
A. Paraffins
B. Olefins
C. Naphthenes
D. Aromatics
Which parameter is used for the grading of paraffin waxes ?
Which parameter is used for the grading of paraffin waxes ?
A. Specific gravity
B. Melting point
C. Viscosity
D. Penetration number
Higher vapour pressure of gasoline indicates _________________?
Higher vapour pressure of gasoline indicates _________________?
A. Low flash point
B. High breathing loss
C. Both A. and B.
D. Neither A. nor B.
1 centistoke is equal to ______________ Redwood I seconds?
1 centistoke is equal to ______________ Redwood I seconds?
A. 1
B. 4.08
C. 0.408
D. 40.8
Which of the following fractions of petroleum contains maximum sulphur ?
Which of the following fractions of petroleum contains maximum sulphur ?
A. Diesel
B. Gasoline
C. Naphtha
D. Atmospheric residue
Good quality kerosene should have__________________?
Good quality kerosene should have__________________?
A. Low smoke point
B. High smoke point
C. High aromatics content
D. Low paraffins content