A. Increases
B. Decreases
C. Remain same
D. Either A. or B.
With increase in density, the viscosity of petroleum products _____________________? Read More »
Petroleum Refinery Engineering A. High cetane diesel
B. High octane gasoline
C. Fuel oil
D. Smoke free kerosene
Visbreaking process is used mainly for making_________________? Read More »
Petroleum Refinery Engineering A. Reduce its cost
B. Narrow down its explosion limit
C. Assist in checking its leakage from cylinder
D. Increase its calorific value
Mercaptans are added to liquefied petroleum gas (LPG) to _____________________ ? Read More »
Petroleum Refinery Engineering A. Low octane number motor fuels
B. High octane number motor fuels
C. High octane number aviation fuels
D. Unleaded motor fuels
Research octane number refers to the___________________? Read More »
Petroleum Refinery Engineering A. Silica-magnesia
B. Silica-alumina
C. Bentonite clays
D. All A., B. and C.
Which of the following is used as a catalyst in fluidised bed catalytic cracking ? Read More »
Petroleum Refinery Engineering A. Characteristic property of diesel & lubricating oils
B. Measure of aromatic content of oil
C. Both A. and B.
D. Neither A. nor B.
Aniline point is the _________________? Read More »
Petroleum Refinery Engineering A. 5
B. 10
C. 25
D. 100
A. n-paraffins
B. Olefins
C. Aromatics
D. None of these
A. Heavy fuel oil
B. Residuum
C. Straight run gasoline
D. Casing head gasoline
The most commonly used feed stock for the reforming reactor is ___________________? Read More »
Petroleum Refinery Engineering A. 1
B. 5
C. 15
D. 25
