Petroleum Refinery Engineering MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Petroleum Refinery Engineering, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Petroleum Refinery Engineering MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Petroleum Refinery Engineering mcq questions that explore various aspects of Petroleum Refinery Engineering problems. Each MCQ is crafted to challenge your understanding of Petroleum Refinery Engineering principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Petroleum Refinery Engineering MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Petroleum Refinery Engineering. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Petroleum Refinery Engineering knowledge to the test? Let's get started with our carefully curated MCQs!

Petroleum Refinery Engineering MCQs | Page 11 of 34

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Q101.
With increase in density, the viscosity of petroleum products

a.

increases

b.

decreases

c.

remains same

d.

either (a) or (b)

Discuss
Answer: (a).increases
Q102.
Detergent is added as an additive in engine lubricating oil to

a.

reduce deposit formation.

b.

keep contaminants in suspension.

c.

increase oxidation stability.

d.

prevent rusting.

Discuss
Answer: (a).reduce deposit formation.
Q103.
Removal of light fractions from crude oil is called its

a.

sweetening

b.

dehydration

c.

stabilisation

d.

visbreaking

Discuss
Answer: (c).stabilisation
Q104.
Pick out the wrong statement.

a.

Lower boiling paraffins have higher octane number than higher paraffins.

b.

Dehydrogenation of naphthenes to aromatics is a desirable reaction in reforming process.

c.

The most ideal feedstock for thermal reforming is dearomatised kerosene.

d.

Catalyst used in catalytic reforming is platinum on silica-alumina base.

Discuss
Answer: (c).The most ideal feedstock for thermal reforming is dearomatised kerosene.
Q105.
In hydrofining catalytic desulphurisation process for sweetening of petroleum products, use of hydrogen

a.

enhances the desulphurisation process.

b.

minimises coke formation.

c.

both (a) and (b).

d.

neither (a) nor (b).

Discuss
Answer: (c).both (a) and (b).
Q106.
The yield of straight run LPG from crude oil is about __________ weight percent.

a.

20-25

b.

1-1.5

c.

10-15

d.

0.1-0.2

Discuss
Answer: (b).1-1.5
Q107.
Deoiling is the process of removal of oil from wax. It is done by the __________ process.

a.

solvent extraction

b.

sweating

c.

resettling

d.

all (a), (b) & (c)

Discuss
Answer: (d).all (a), (b) & (c)
Q108.
Smoke volatility index is equal to smoke point plus

a.

0.42 x(% distilled at 204°C)

b.

5 mm

c.

0.84 x (% distilled at 204°C)

d.

10 mm. approximately

Discuss
Answer: (a).0.42 x(% distilled at 204°C)
Q109.
Mercaptans are added to liquefied petroleum gas (LPG) to

a.

reduce its cost.

b.

narrow down its explosion limit.

c.

assist in checking its leakage from cylinder.

d.

increase its calorific value.

Discuss
Answer: (c).assist in checking its leakage from cylinder.
Q110.
LSHS is a type of furnace oil, which

a.

is more viscous than high viscosity furnace oil (HVFO).

b.

stands for low sulphur heavy stock.

c.

is an ideal fuel for metallurgical furnaces due to its lower sulphur content (< 1%).

d.

all (a), (b) and (c).

Discuss
Answer: (d).all (a), (b) and (c).
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