PETROLEUM REFINERY ENGINEERING QUIZ

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

Lube oil

Naphtha

Kerosene

Diesel

TRUE ANSWER : ?
YOUR ANSWER : ?

Octane number of gasoline is a measure of its

Ignition temperature

Ignition delay

Smoke point

Resistance to knock

TRUE ANSWER : ?
YOUR ANSWER : ?

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

30 to 80

250 to 350

450 to 500

1 to 5

TRUE ANSWER : ?
YOUR ANSWER : ?

Solvent used in the deasphalting process is

Propane

Furfurol

Hexane

Phenol

TRUE ANSWER : ?
YOUR ANSWER : ?

Asphalts are

. Low molecular weight & low boiling point compounds present in petroleum

Readily oxidisable and form carbonaceous sludge

All of these

Desirable in catalytic cracking feedstock, because they produce coke

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is not a sulphur compound present in petroleum ?

Sulphones

Thiophenes

Mercaptans

Pyroles

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following has maximum hydrogen/carbon ratio (by weight)?

Gasoline

Fuel oil

Naphtha

Diesel

TRUE ANSWER : ?
YOUR ANSWER : ?

Feedstock for the production of biodiesel is

LSHS

Herbal plants

Used vegetable oils

Bagasse

TRUE ANSWER : ?
YOUR ANSWER : ?

Pyrolysis of kerosene or natural gasoline is done to produce mainly the

Diesel

Stabilised gasoline

Olefins and aromatics

Lighter paraffins

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following has the highest gum forming tendency in gosoline?

Naphthenes

Paraffins

Aromatics

Diolefins

TRUE ANSWER : ?
YOUR ANSWER : ?