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- Question
Catalyst used in the catalytic polymerisation is
Options- A. phosphoric acid on kieselghur
- B. aluminium chloride
- C. nickel
- D. vanadium pentaoxide
- Correct Answer
- phosphoric acid on kieselghur
- 1. The characterisation factor of crude petroleum oil is around
Options- A. 3
- B. 11
- C. 22
- D. 28 Discuss
- 2. Aromatics are desired constituents of
Options- A. lubricating oil
- B. diesel
- C. kerosene
- D. petrol Discuss
- 3. The main aim of cracking is to produce
Options- A. gasoline
- B. lube oil
- C. petrolatum
- D. coke Discuss
- 4. Tetra-ethyl lead is added in gasoline to
Options- A. increase its smoke point.
- B. reduce gum formation.
- C. reduce the pour point.
- D. increase its octane number. Discuss
- 5. The order of preference for feedstock to a catalytic reformer is
Options- 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. Discuss
- 6. Cetane number of alpha methyl naphthalene is assumed to be
Options- A. 0
- B. 100
- C. 50
- D. ? Discuss
- 7. LPG when brought to atmospheric pressure & temperature will be a
Options- A. liquid lighter than water.
- B. liquid heavier than water.
- C. gas lighter than air.
- D. gas heavier than air. Discuss
- 8. Sour crude means the __________ bearing crude.
Options- A. asphalt
- B. sulphur compounds
- C. wax
- D. nitrogen compounds Discuss
- 9. Pick out the correct statement pertaining to catalytic cracking.
Options- A. With increase in the reactor pressure, octane number of gasoline decreases.
- B. With increase in the reactor temperature, gasoline yield decreases for a given conversion.
- C. Percentage conversion increases with increase in the catalyst to oil ratio.
- D. all (a), (b) and (c). Discuss
- 10. Hydrocracking employs
Options- A. high pressure & temperature.
- B. low pressure & temperature.
- C. high pressure and low temperature.
- D. high temperature and low pressure. Discuss
Petroleum Refinery Engineering problems
Search Results
Correct Answer: 11
Correct Answer: petrol
Correct Answer: gasoline
Correct Answer: increase its octane number.
Correct Answer: coking naphtha - virgin naphtha - catalytic naphtha.
Correct Answer: 0
Correct Answer: gas heavier than air.
Correct Answer: sulphur compounds
Correct Answer: all (a), (b) and (c).
Correct Answer: high pressure & temperature.
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