PETROLEUM REFINERY ENGINEERING QUIZ

With increase in density, the viscosity of petroleum products

Either A or B

Increases

Remains same

Decreases

TRUE ANSWER : ?
YOUR ANSWER : ?

Cetane number of a diesel fuel is the measure of its

Ignition delay

Viscosity

Smoke point

Oxidation stability

TRUE ANSWER : ?
YOUR ANSWER : ?

Operating temperature and pressure in catalytic reforming is about

5-10 kgf/cm² & 150 - 250°C

50 - 75 kgf/cm² & 600 - 800°C

1-5 Kgf/cm² & 200°C

15-45 Kgf/cm² & 450-550°C

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is the most important property for a jet fuel?

Cloud point

Colour

Freezing point

Pour point

TRUE ANSWER : ?
YOUR ANSWER : ?

Reid vapour pressure of gasoline is the measure of its

Vapour locking tendency

Carbon residue

Pour point

Cloud point

TRUE ANSWER : ?
YOUR ANSWER : ?

Testing of the knocking characteristics of petrofuels is done in a __________ engine.

Stirling

Carnot

Diesel

CFR (Co-operative fuel research)

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following has the lowest cetane number?

I-paraffins

Aromatics

Olefins

Naphthene

TRUE ANSWER : ?
YOUR ANSWER : ?

H/C ratio (by weight) for the same number of carbon atoms is the highest in case of

Olefins

Naphthenes

Paraffins

Aromatics

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following has the lowest viscosity (at a given temperature) of all?

Kerosene

Lube oil

Naphtha

Diesel

TRUE ANSWER : ?
YOUR ANSWER : ?

Road grade bitumen is produced from vacuum residue by its

Steam reforming

Hydrogenation

Pyrolysis

Aeration

TRUE ANSWER : ?
YOUR ANSWER : ?

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