Fuels and Combustion MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Fuels and Combustion, 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 Fuels and Combustion 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 Fuels and Combustion mcq questions that explore various aspects of Fuels and Combustion problems. Each MCQ is crafted to challenge your understanding of Fuels and Combustion 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 Fuels and Combustion 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 Fuels and Combustion. 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 Fuels and Combustion knowledge to the test? Let's get started with our carefully curated MCQs!

Fuels and Combustion MCQs | Page 12 of 50

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Q111.
Which of the following is not endothermic?

a.

Cracking

b.

Reforming

c.

Gasification

d.

Partial oxidation

Discuss
Answer: (d).Partial oxidation
Q112.
High sulphur content in a fuel __________ of the flue gases.

a.

decreases the dew point

b.

increases the dew point

c.

reduces the combustion efficiency by limiting the permissible temperature reduction

d.

both (b) and (c)

Discuss
Answer: (d).both (b) and (c)
Q113.
Ash content in the middling coal (a byproduct of coal washeries) in India ranges between __________ percent.

a.

15 to 25

b.

35 to 45

c.

55 to 75

d.

75

Discuss
Answer: (b).35 to 45
Q114.
Fuel combustion is never cent per cent efficient due to

a.

incomplete combustion

b.

dry gas/stack gas loss

c.

moisture loss

d.

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

Discuss
Answer: (d).all (a), (b) and (c)
Q115.
Which of the following fuels is the best for burning on chain grate stoker ?

a.

Non-caking coal

b.

Caking coal

c.

Coking coal

d.

Pulverised coal.

Discuss
Answer: (a).Non-caking coal
Q116.
The cuprous chloride used in orsat apparatus can absorb

a.

only CO

b.

both CO and CO₂

c.

both CO and O₂

d.

all CO, CO₂, and O₂.

Discuss
Answer: (d).all CO, CO₂, and O₂.
Q117.
Coal tar fuels (CTF) as compared to petroleum based fuel oils have higher

a.

calorific value

b.

higher C/H ratio

c.

sulphur content

d.

difference in gross & net calorific value

Discuss
Answer: (b).higher C/H ratio
Q118.
Mott and Wheeler test is conducted on coke to find its

a.

reactivity with O₂.

b.

abradability.

c.

phosphorus content.

d.

volatile matter content.

Discuss
Answer: (a).reactivity with O₂.
Q119.
The pyragallol solution used in orsat apparatus can absorb

a.

only O₂

b.

both O₂ and CO₂

c.

both O₂ and CO

d.

all CO, CO₂, and O₂

Discuss
Answer: (b).both O₂ and CO₂
Q120.
Percentage of nitrogen in blast furnace gas may be around

a.

5

b.

25

c.

55

d.

80

Discuss
Answer: (c).55
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