Petroleum Refinery Engineering

A. 3
B. 300
C. 3000
D. 1000

A. 0.1 to 0.5
B. 1.5 to 4.5
C. 7.5 to 12.5
D. 15-20

A. Catalytic naphtha – coking naphtha – virgin naphtha
B. Coking naphtha – virgin naphtha – catalytic naphtha
C. Virgin naphtha – catalytic naphtha – coking naphtha
D. Virgin naphtha – coking naphtha – catalytic naphtha

A. Heating
B. Cooling
C. Solvent extraction
D. Both B. & C.

A. Stabilisation
B. Visbreaking
C. Cracking
D. Reforming

A. Saturated hydrocarbons
B. Unsaturated cyclic compounds (hydrocarbons)
C. Present in substantially good quantity in crude petroleum
D. None of these

A. 80
B. 87
C. 92
D. 97

A. Naphtha
B. Cracked gases rich in C2 & C4 olefins
C. Low boiling aromatics
D. None of these

A. Tetraethyl lead
B. Tetramethyllead
C. Ethyl nitrate or acetone
D. None of these

A. Gives higher yield of petrol
B. Lower octane number of petrol
C. Higher sulphur content in the product
D. Higher gum forming material in petrol