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MCQs

Total Questions : 1622 | Page 10 of 163 pages
Question 91. Which of the following is a naphthene?
  1.    Butene
  2.    Butadiene
  3.    Cyclohexane
  4.    Acetylene
 Discuss Question
Answer: Option C. -> Cyclohexane
Question 92. Which of the following has the lowest flash point of all?
  1.    Diesel
  2.    Kerosene
  3.    Petrol
  4.    Furnace oil
 Discuss Question
Answer: Option C. -> Petrol
Question 93. Feedstock for the production of biodiesel is
  1.    Herbal plants
  2.    Used vegetable oils
  3.    LSHS
  4.    Bagasse
 Discuss Question
Answer: Option B. -> Used vegetable oils
Question 94. H/C ratio (by weight) for the same number of carbon atoms is the highest in case of
  1.    Aromatics
  2.    Paraffins
  3.    Olefins
  4.    Naphthenes
 Discuss Question
Answer: Option D. -> Naphthenes
Question 95. The catalytic cracking of heavier petroleum fraction is done to produce mainly
  1.    Gasoline
  2.    Asphalt
  3.    Diesel oil
  4.    Tar
 Discuss Question
Answer: Option C. -> Diesel oil
Question 96. __________ converts n-paraffins to i-paraffins.
  1.    Alkylation
  2.    Polymerisation
  3.    Isomerisation
  4.    None of these
 Discuss Question
Answer: Option C. -> Isomerisation
Question 97. CnH2n is the general formula for
  1.    Olefins
  2.    Naphthenes
  3.    Both A & B
  4.    Neither A nor B
 Discuss Question
Answer: Option C. -> Both A & B
Question 98. 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)
Question 99. Which of the following petroleum products contain minimum sulphur?
  1.    Naphtha
  2.    Kerosene
  3.    LSHS
  4.    Furnace oil
 Discuss Question
Answer: Option A. -> Naphtha
Question 100. Refractive index of a petrofuel which is the ratio of velocity of light in air to its velocity in the petrofuel gives an indication if its
  1.    Molecular weight
  2.    Aromatics content
  3.    Both A & B
  4.    Neither A nor B
 Discuss Question
Answer: Option C. -> Both A & B

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