Discussion
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- Question
The amount of tetraethyl lead added to improve the octane number of motor gasoline is around __________ c.c per gallon of petrol.
Options- A. 3
- B. 300
- C. 3000
- D. 1000
- Correct Answer
- 3
- 1. Hydrogen percentage (by weight) in crude petroleum may be about
Options- A. 5
- B. 15
- C. 25
- D. 35 Discuss
- 2. Which of the following is the most widely used cracking process in oil refineries?
Options- A. Dubbs process.
- B. T.C.C. moving bed process.
- C. Fluidised bed catalytic cracking process.
- D. Houdry's fixed bed process. Discuss
- 3. Methyl tertiary butyl ether (MTBE), a high octane (octane no. = 115) gasoline blending component is produced by the simple additive reaction of isobutylene with
Options- A. methyl alcohol
- B. ethyl alcohol
- C. methane
- D. ethane Discuss
- 4. True vapour pressure of a petroleum fraction __________ Reid vapour pressure.
Options- A. is less than
- B. is more than
- C. is same as
- D. may be either more or less than Discuss
- 5. 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?
Options- A. Naphtha
- B. Petrol
- C. Kerosene
- D. Heavy fuel oil Discuss
- 6. Feedstock for polymerisation is
Options- A. naphtha.
- B. cracked gases rich in C2 & C4 olefins.
- C. low boiling aromatics.
- D. none of these. Discuss
- 7. Octane number (unleaded) of gasoline produced by isomerisation of butane may be about
Options- A. 45
- B. 55
- C. 70
- D. 90 Discuss
- 8. Which of the following processes is used for the production of petroleum coke?
Options- A. Stabilisation
- B. Visbreaking
- C. Cracking
- D. Reforming Discuss
- 9. Visbreaking
Options- A. uses natural gas as feed.
- B. is carried out at atmospheric pressure.
- C. produces fuel oil of lower viscosity.
- D. produces gasoline only. Discuss
- 10. In a refinery petroleum crude is fractionated into gas fraction, light ends, intermediate distillates, heavy distillates, residues and by products. The group of products including gas oil, diesel oil and heavy fuel oil belongs to the fraction
Options- A. heavy distillates
- B. intermediate distillates
- C. light ends
- D. residues Discuss
Petroleum Refinery Engineering problems
Search Results
Correct Answer: 15
Correct Answer: Fluidised bed catalytic cracking process.
Correct Answer: methyl alcohol
Correct Answer: is more than
Correct Answer: Heavy fuel oil
Correct Answer: cracked gases rich in C2 & C4 olefins.
Correct Answer: 70
Correct Answer: Cracking
Correct Answer: produces fuel oil of lower viscosity.
Correct Answer: heavy distillates
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