Combustion Mechanism and Firing Methods MCQs

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

Combustion Mechanism and Firing Methods MCQs | Page 4 of 5

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Q31.
_________ has the widest inflammability limit (explosion limit) of all the gases.
Discuss
Answer: (d).Acetylene
Q32.
What are the main constituents of benzol?
Discuss
Answer: (a).benzene, toluene & xylene
Discuss
Answer: (d).none of the mentioned
Q34.
Oxygen percentage (by weight) in atmospheric air is?
Discuss
Answer: (d).21
Q35.
In flue gas analysis by Orsat’s apparatus, carbon dioxide is absorbed by __________
Discuss
Answer: (c).potassium hydroxide
Q36.
Presence of free moisture in coal is most disadvantageous during __________
Discuss
Answer: (b).its pulverisation
Q37.
Which of the following petrographic constituents of coal is non-coking?
Discuss
Answer: (d).Fussain
Q38.
β€˜Fat’ coal means a coal having __________
Discuss
Answer: (c).high volatile matter
Q39.
Initial pressure of oxygen introduced into the β€˜bomb’ of the bomb calorimeter for determination of calorific value of coal/fuel oil may be around __________ atm.
Discuss
Answer: (a).20-30
Discuss
Answer: (b).moisture, volatile matter, ash & fixed carbon
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