- A. Gasoline
- B. Lube oil
- C. Petrolatum
- D. Coke
Petroleum Refinery Engineering
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The main aim of cracking is to produce_____.
-
Pick out the wrong statement.
- A. Iso-paraffin crack faster than n-paraf-fin
- B. Catalytic cracking is endothermic, but the regeneration of catalyst is exothermic
- C. Rate of decomposition of olefins in catalytic cracking is slightly slower than the thermal cracking
- D. None of these
-
_____ converts n-paraffins to i-paraffins.
- A. Alkylation
- B. Polymerisation
- C. Isomerisation
- D. None of these
-
Octane number (unleaded) of reformed gasoline may be upto_____.
- A. 60
- B. 70
- C. 80
- D. 90
-
True boiling point apparatus is used for the_____.
- A. Determination of characterisation factor
- B. Evaluation of oil stocks
- C. Determination of true vapour pressure
- D. None of these
-
The most important property for a jet fuel is its_____.
- A. Viscosity
- B. Freezing point
- C. Calorific value
- D. Flash point
-
Deoiling of wax is done by its_____.
- A. Heating
- B. Cooling
- C. Solvent extraction
- D. Both B & C
-
Which of the following is the most widely used cracking process in oil refineries?
- A. Dubbs process
- B. T.C.C. moving bed process
- C. Fluidised bed catalytic cracking process
- D. Houdry’s fixed bed process
-
Good quality kerosene should have_____.
- A. Low smoke point
- B. High smoke point
- C. High aromatics content
- D. Low paraffins content
-
Cetane number of alpha methyl naphthalene is assumed to be_____.
- A. 0
- B. 100
- C. 50
- D. ∞