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Petroleum Refinery Engineering

Petroleum Refinery Engineering
In catalytic alkylation, higher iso-butane to olefin ratio gives

Both A & B
Low final boiling point product
Higher yield
Neither A nor B

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Petroleum Refinery Engineering
Cetane number of high speed diesel must be?

30
95
45
75

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Petroleum Refinery Engineering
Reforming

Does not much affect the molecular weight of the feed
All of these
Improves the quality & yield of gasoline
Uses naphtha as feedstock

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Petroleum Refinery Engineering
Presence of aromatics in

Petrol increases its octane number
Diesel increases its cetane number
All of these
Kerosene increases its smoke point

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Petroleum Refinery Engineering
Cetane number of alpha methyl naphthalene is assumed to be

100
50
∞

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Petroleum Refinery Engineering
A typical yield of kerosene in straight run distillation of crude oil may be about __________ percent.

4
26
10
18

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