Discussion
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- Question
Isomerisation converts the __________ tot-paraffins.
Options- A. paraffins
- B. olefins
- C. naphthenes
- D. none of these
- Correct Answer
- paraffins
- 1. Aniline point test of an oil qualitatively indicates the __________ content of an oil.
Options- A. paraffin
- B. olefin
- C. aromatic
- D. naphthene Discuss
- 2. Catalyst used in the catalytic cracking is
Options- A. silica-alumina
- B. silica gel
- C. vanadium pentoxide
- D. nickel Discuss
- 3. Bottom product of atmospheric pressure crude oil distillation column is termed as
Options- A. reduced crude
- B. heavy ends
- C. asphalt
- D. residuum Discuss
- 4. Crude oil is subjected to vacuum distillation in the last stage, because
Options- A. high boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose.
- B. lighter/low boiling products are prone to thermal decomposition.
- C. high purity products can be obtained thereby.
- D. none of these. Discuss
- 5. Which of the following is used as a solvent in deasphalting of petroleum products?
Options- A. Furfural
- B. Propane
- C. Methyl ethyl ketone
- D. Liquid sulphur dioxide Discuss
- 6. Smoke point of kerosene expresses its
Options- A. burning characteristics.
- B. luminosity characteristics.
- C. aromatic content directly.
- D. lamp wick wetting characteristics. Discuss
- 7. Carbon/hydrogen ratio (by weight) is maximum (out of following) for
Options- A. gasoline
- B. kerosene
- C. light gas oil
- D. heavy fuel oil Discuss
- 8. With increase in density, the viscosity of petroleum products
Options- A. increases
- B. decreases
- C. remains same
- D. either (a) or (b) Discuss
- 9. LSHS is a type of furnace oil, which
Options- A. is more viscous than high viscosity furnace oil (HVFO).
- B. stands for low sulphur heavy stock.
- C. is an ideal fuel for metallurgical furnaces due to its lower sulphur content (< 1%).
- D. all (a), (b) and (c). Discuss
- 10. Which of the following has the highest octane number?
Options- A. Aromatics
- B. i-paraffins
- C. Naphthenes
- D. Olefins
- E. n-paraffins Discuss
Petroleum Refinery Engineering problems
Search Results
Correct Answer: aromatic
Correct Answer: silica-alumina
Correct Answer: reduced crude
Correct Answer: high boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose.
Correct Answer: Propane
Correct Answer: burning characteristics.
Correct Answer: gasoline
Correct Answer: increases
Correct Answer: all (a), (b) and (c).
Correct Answer: Aromatics
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