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MCQs

Total Questions : 1622 | Page 160 of 163 pages
Question 1591. Which of the following has the lowest viscosity (at a given temperature) of all ?
  1.    Naphtha
  2.    Kerosene
  3.    Diesel
  4.    Lube oil
 Discuss Question
Answer: Option A. -> Naphtha
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1592. Deoiling is the process of removal of oil from wax. It is done by the _______________ process?
  1.    Solvent extraction
  2.    Sweating
  3.    Resettling
  4.    All A., B. & C.
 Discuss Question
Answer: Option D. -> All A., B. & C.
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1593. Crude petroleum oil is a _______________ fuel?
  1.    Primary
  2.    Fossil
  3.    Both A. & B.
  4.    Secondary
 Discuss Question
Answer: Option C. -> Both A. & B.
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1594. In the atmospheric pressure crude distillation, the content of _____________ from lighter fraction to heavier ones?
  1.    Sulphur increases
  2.    Sulphur decreases
  3.    Nitrogen decreases
  4.    None of these
 Discuss Question
Answer: Option A. -> Sulphur increases
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1595. Specific gravity of a petroleum product gives an indication of its _________________?
  1.    Degree of refinement
  2.    Hydrocarbon content type (aromatic or paraffinic)
  3.    Ease of atomisation
  4.    Sulphur content
 Discuss Question
Answer: Option B. -> Hydrocarbon content type (aromatic or paraffinic)
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1596. Which of the following has the maximum °API gravity of all ?
  1.    Diesel
  2.    Kerosene
  3.    Petrol
  4.    Furnace oil
 Discuss Question
Answer: Option C. -> Petrol
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1597. Operating condition in the electrical dehydrators for crude oil is about____________________?
  1.    6.5 kgf/Cm2 & 95°C
  2.    1 atm. & 110 °C
  3.    20 kgf/cm2 & 110°C
  4.    50 atm. and 150°C
 Discuss Question
Answer: Option A. -> 6.5 kgf/Cm2 & 95°C
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1598. Which of the following has the highest gum forming tendency in gosoline ?
  1.    Paraffins
  2.    Diolefins
  3.    Aromatics
  4.    Naphthenes
 Discuss Question
Answer: Option B. -> Diolefins
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1599. Aniline point of the diesel is a measure of its ______________ content?
  1.    Aromatic
  2.    Paraffin
  3.    Olefin
  4.    Naphthene
 Discuss Question
Answer: Option B. -> Paraffin
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 1600. Which is the most undesirable component in kerosene ?
  1.    Aromatics
  2.    i-paraffins
  3.    n-paraffins
  4.    Naphthenes
 Discuss Question
Answer: Option A. -> Aromatics
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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