A. Low porosity
B. High permeability
C. High porosity
D. Both B. and C.
Related Mcqs:
- Hydrogen content in petroleum products varies from 12 to 15% (by weight). As a result the difference between gross and net heating value of petroleum fuels varies in the range of ______________ kcal/kg?
A. 600-750
B. 250-350
C. 1000-1500
D. 2000-2500 - A source rock that is too immature to generate petroleum in its natural setting is known as__________?
A. Effective Source Rock
B. Potential Source Rock
C. Unconventional Source Rock
D. All of aboveSubmitted by: Sajjad Ali
- Which of the following rock favors petroleum formation?
A. Sedimentary rock
B. Igneous rock
C. Metamorphic rock
D. None of theseSubmitted by: Sajjad Ali Tagar
- Straight run petrol as compared to methyl/ethyl alcohol has_________________?
A. Lower calorific value
B. Lower octane number
C. Higher specific gravity
D. Higher ignition temperature - Which of the following fractions of petroleum contains maximum sulphur ?
A. Diesel
B. Gasoline
C. Naphtha
D. Atmospheric residue - _____________ chloride present in crude petroleum as impurity is the most prolific producer of HCl during distillation?
A. Magnesium
B. Potassium
C. Calcium
D. Sodium - Which is almost absent in crude petroleum ?
A. Olefins
B. Mercaptans
C. Naphthenes
D. Cycloparaffins - 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 - Petroleum liquid fuels having flash point greater than 66°C is considered as safe during storage and handling. Which of the following has flash point > 66°C ?
A. Naphtha
B. Petrol
C. Kerosene
D. Heavy fuel oil - Increase in the specific gravity of petroleum products indicates________________?
A. Decrease in paraffin content
B. Increase in thermal energy per unit weight
C. Increase in aromatic content
D. Higher H/C ratio
