PETROLEUM REFINERY ENGINEERING QUIZ

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

Neither A nor B

Higher yield

Both A & B

Low final boiling point product

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is used as a catalyst in fluidised bed catalytic cracking?

Silica-alumina

Silica-magnesia

Bentonite clays

All of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Pick out the additive property of a lube oil out of following.

°API gravity

Specific gravity

Flashpoint

Viscosity

TRUE ANSWER : ?
YOUR ANSWER : ?

The coking process normally mostly used in Indian oil refineries is the __________ coking process.

Contact

Flexi

Fluid

Delayed

TRUE ANSWER : ?
YOUR ANSWER : ?

The most important property for a jet fuel is its

Flash point

Calorific value

Freezing point

Viscosity

TRUE ANSWER : ?
YOUR ANSWER : ?

Diesel used in naval applications has a minimum cetane number of

35

65

45

25

TRUE ANSWER : ?
YOUR ANSWER : ?

The order of preference for feedstock to a catalytic reformer is

Catalytic naphtha - coking naphtha - virgin naphtha

Virgin naphtha - catalytic naphtha - coking naphtha

Virgin naphtha - coking naphtha - catalytic naphtha

Coking naphtha - virgin naphtha - catalytic naphtha

TRUE ANSWER : ?
YOUR ANSWER : ?

Doctor's solution used for sweetening of petroleum products is

Sodium plumbite

Lead sulphate

Sodium thiosulphate

Sodium sulphite

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Diesel

Atmospheric gas oil

Gasoline

Vacuum gas oil

TRUE ANSWER : ?
YOUR ANSWER : ?

Vacuum maintained in the vacuum distillation column in oil refinery is in the range of about __________ mm Hg absolute.

450 to 500

30 to 80

1 to 5

250 to 350

TRUE ANSWER : ?
YOUR ANSWER : ?