PETROLEUM REFINERY ENGINEERING QUIZ

Concentration of H₂SO₄ catalyst in alkyla-tion is kept between 90-98%, because H₂SO₄ having concentration

Both A & B

Neither A nor B

More than 98% promotes cracking

Less than 90% promotes polymerisation

TRUE ANSWER : ?
YOUR ANSWER : ?

Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl iso-butyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent has the advantages of the

All of these

Higher nitration temperature

Lower solvent dilution ratio

Elimination of solvent drying facility

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following has the minimum °API gravity of all?

Kerosene

Diesel

Petrol

Furnace oil

TRUE ANSWER : ?
YOUR ANSWER : ?

Viscosity index of a lubricating oil

Is the measure of variation of viscosity with temperature

Is the measure of its flash point

None of these

Should be low

TRUE ANSWER : ?
YOUR ANSWER : ?

Fuel oil is subjected to visbreaking to reduce its

Pour point

All of these

Pressure drop on pumping

Viscosity

TRUE ANSWER : ?
YOUR ANSWER : ?

In solutizer sweetening process, solutizer solution used is

Methanol in Unisol process

Naphthenic acid in Mercapsol process

Neither A nor B

Both A & B

TRUE ANSWER : ?
YOUR ANSWER : ?

The characterisation factor of crude petroleum oil is around

3

11

28

22

TRUE ANSWER : ?
YOUR ANSWER : ?

Liquefied Petroleum Gas (LPG) in domestic use cylinders is in the liquid form. The density of LPG in liquid form is about __________ of that of water (i.e. 1 gm/c.c).

Half

One eighth

One fourth

One third

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following has the maximum °API gravity of all?

Kerosene

Furnace oil

Diesel

Petrol

TRUE ANSWER : ?
YOUR ANSWER : ?

Solvent used for dewaxing of petroleum products are

Propane

Both B & C

Furfural

Methyl ethyl ketone (MEK)

TRUE ANSWER : ?
YOUR ANSWER : ?

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