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 Power Plant 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 Power Plant 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 Power Plant 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 37 of 50

Discover more Topics under Power Plant Engineering

Q361.
Coal is heated in presence of air to a temperature of about __________ °C, while determining its ash content for proximate analysis.

a.

500

b.

750

c.

950

d.

1100

Discuss
Answer: (b).750
Q362.
Out of the following fuels, the difference between gross and net calorific value will be minimum in case of

a.

coke oven gas

b.

water gas

c.

natural gas

d.

blast furnace gas

Discuss
Answer: (d).blast furnace gas
Q363.
Fuel for a fast breeder nuclear reactor is

a.

plutonium

b.

uranium

c.

radium

d.

neptunium

Discuss
Answer: (a).plutonium
Q364.
Which of the following gaseous fuels is likely to have the highest gross calorific value?

a.

Sewage gas

b.

LPG

c.

Producer gas

d.

Natural gas

Discuss
Answer: (b).LPG
Q365.
Which of the following is not a by-product fuel?

a.

Producer gas

b.

Blast furnace gas

c.

Coke oven gas

d.

Refinery gas

Discuss
Answer: (a).Producer gas
Q366.
Lignite is

a.

a high rank coal.

b.

a coking coal.

c.

can be used for gasification and steam generation.

d.

a black banded coal which burns with a non-smoky yellowish flame.

Discuss
Answer: (c).can be used for gasification and steam generation.
Q367.
Shatter index of metallurgical coke on 2 inches and 0.5 inch screen should be respectively around __________ percent.

a.

80 and 97

b.

95 and 100

c.

40 and 70

d.

25 and 97

Discuss
Answer: (a).80 and 97
Q368.
Naphthalene recovered from coke oven gas is used

a.

as moisture proof coating on fibres.

b.

as moth balls (insecticides).

c.

as a fuel in furnaces.

d.

for making electrodes.

Discuss
Answer: (b).as moth balls (insecticides).
Q369.
Method of maintaining fires in furnace during standby periods without undue consumption of fuel is called

a.

back draughting.

b.

banking.

c.

under pressurising.

d.

none of these.

Discuss
Answer: (b).banking.
Q370.
Which of the following is not applicable to fluidised bed combustion of coal ?

a.

It can not burn low grade coal.

b.

It achieves higher fuel combustion efficiency.

c.

Less heat transfer surface area is required in boilers.

d.

None of these.

Discuss
Answer: (a).It can not burn low grade coal.
Page 37 of 50