Search
.Management Sciences
Category: Petroleum Refinery Engineering
The main reaction in reforming is the _____________________?
A. Dehydrogenation of naphthenes
B. Hydrogenation of naphthenes
C. Hydrocracking of paraffins
D. Saturation of olefins
Pick out the correct statement?
A. Paraffins have higher octane number than corresponding iso-paraffin
B. Paraffins have lower smoke point than aromatics
C. Suitability of kerosene as a fuel & as an illuminant may be determined by char value test
D. Aviation fuel should have very high cloud point
The most important property for a jet fuel is its________________?
A. Viscosity
B. Freezing point
C. Calorific value
D. Flash point
The pressure (kg/cm2) and temperature (°C) maintained in electrical desalters for crude oil are respectively__________________?
A. 10 and 120
B. 1 and 200
C. 50 and 250
D. 10 and 300
The coking process normally mostly used in Indian oil refineries is the ____________________ coking process ?
A. Delayed
B. Flexi
C. Fluid
D. Contact
Which of the following categories of gasoline has the highest lead susceptibility ?
A. Straight run gasoline
B. Platinum reformed gasoline
C. Catalytical cracked gasoline
D. Polymer gasoline
Flash point of diesel/kerosene (>50°C) is determined by the_______________?
A. Abel apparatus
B. Pensky-Martens apparatus
C. Saybolt chromometer
D. None of these
The general formula of naphthenes is___________________?
A. CnH2n + 2
B. CnH2n-6 (where, n ≥ 6)
C. CnHn-4
D. Same as that for olefins i.e. CnH2n
Flash point of an oil is determined by the _____________________?
A. Pensky Martens apparatus
B. Ramsbottom apparatus
C. Saybolt viscometer
D. Conradson apparatus
Which of the following factors does not govern the mechanism of petroleum formation from organic sources ?
A. pH of the soil
B. Bacterial action
C. Heat
D. Pressure
Recent Comments