Chemical Engineering - Petroleum Refinery Engineering

26. 

Pick out the correct statement.

A. Paraffins have higher octane number than corresponding iso-paraffin.
B. Paraffins have lower smoke point than aromatics.
C. Suitability of kerosene as a fuel & as an illuminant may be determined by char value test.
D. Aviation fuel should have very high cloud point.

Answer: Option B

Explanation:

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27. 

Crude petroleum oil is a __________ fuel.

A. primary
B. fossil
C. both (a) & (b)
D. secondary

Answer: Option C

Explanation:

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28. 

Molecular weight of crude oil is in the range of

A. 100-120
B. 230-250
C. 450-550
D. 600-850

Answer: Option B

Explanation:

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29. 

Catalyst used in the isomerisation is

A. aluminium chloride
B. alumina
C. nickel
D. phosphoric acid

Answer: Option A

Explanation:

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30. 

Octane numbers of motor gasoline used in India and America are respectively

A. 87 & 94
B. 94 && 87
C. 94 && 100
D. 83 && 100

Answer: Option A

Explanation:

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