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.Management Sciences
Category: Petroleum Refinery Engineering
Carbon/hydrogen ratio (by weight) is maximum (out of following) for_________________?
A. Gasoline
B. Kerosene
C. Light gas oil
D. Heavy fuel oil
For gasoline, the flash point (<50°C) is determined by the______________________?
A. Abel apparatus
B. Pensky-Marten’s apparatus
C. Saybolt chromometer
D. None of these
Petrolatum is__________________?
A. Same as petroleum ether
B. Petroleum coke
C. A mixture of microcrystalline wax in viscous hydrocarbon liquids
D. None of these
The proper arrangement of the petroleum fractions in order of their boiling points is __________________ ?
A. Lubricating oil > diesel > petrol > LPG
B. Lubricating oil > petrol > diesel > LPG
C. Petrol > lubricating oil > diesel > LPG
D. Petrol > diesel > LPG > lubricating oil
Which of the following has the lowest flash point of all ?
A. Diesel
B. Kerosene
C. Petrol
D. Furnace oil
Reforming__________________?
A. Uses naphtha as feedstock
B. Does not much affect the molecular weight of the feed
C. Improves the quality & yield of gasoline
D. All A., B. and C.
The vacuum maintained in vacuum distillation unit for reduced crude is about _______________ mm Hg?
A. 1.2
B. 12
C. 120
D. 700
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