Petroleum Engineering Question:

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Crude topping column operates at __________ pressure.

A. atmospheric
B. 10 atm
C. vacuum
D. 3 atm.

Petroleum Engineering Interview Question
Petroleum Engineering Interview Question

Answer:

Option A

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Aromatics are desired constituents of

A. lubricating oil
B. diesel
C. kerosene
D. petrol		Octane number (unleaded) of gasoline produced by isomerisation of butane may be about

A. 45
B. 55
C. 70
D. 90