PETROLEUM REFINERY ENGINEERING QUIZ

Operating temperature and pressure in catalytic reforming is about

50 - 75 kgf/cm² & 600 - 800°C

1-5 Kgf/cm² & 200°C

5-10 kgf/cm² & 150 - 250°C

15-45 Kgf/cm² & 450-550°C

TRUE ANSWER : ?
YOUR ANSWER : ?

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

83 & 100

94 & 100

87 & 94

94 & 87

TRUE ANSWER : ?
YOUR ANSWER : ?

Viscosity index of a lubricating oil

Is the measure of its flash point

None of these

Should be low

Is the measure of variation of viscosity with temperature

TRUE ANSWER : ?
YOUR ANSWER : ?

True boiling point apparatus is used for the

Evaluation of oil stocks

Determination of true vapour pressure

Determination of characterisation factor

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following fractions of a crude oil will have the maximum gravity API (i.e. °API) ?

Vacuum gas oil

Gasoline

Diesel

Atmospheric gas oil

TRUE ANSWER : ?
YOUR ANSWER : ?

High aniline point of a petrofuel (say diesel) indicates that

It has a very low diesel index

It is highly aromatic in nature

It is highly paraffinic in nature

Its ignition quality is very poor

TRUE ANSWER : ?
YOUR ANSWER : ?

With increase in the molecular weight of aromatic present in kerosene, its smoking tendency

Is unpredictable

Remains same

Increases

Decreases

TRUE ANSWER : ?
YOUR ANSWER : ?

Octane number of n-heptane is assumed to be

0

∞

70

100

TRUE ANSWER : ?
YOUR ANSWER : ?

Ethyl mercaptan is a/an __________ compound.

Oxygen

Nitrogen

None of these

Sulphur

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following processes is used for the production of petroleum coke?

Visbreaking

Reforming

Stabilisation

Cracking

TRUE ANSWER : ?
YOUR ANSWER : ?

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