Furnace Technology MCQs

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

Furnace Technology MCQs | Page 11 of 16

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Q101.
Which of the following advantages is not associated with the use of preheated air for combustion of a fuel in the furnace ?

a.

Increase in calorific value of the fuel.

b.

Increase in flame temperature.

c.

Reduction in scale losses.

d.

Saving in fuel consumption.

Discuss
Answer: (a).Increase in calorific value of the fuel.
Q102.
A refractory wall separating the stock and the source of heat is provided in a

a.

updraft kiln

b.

muffle furnace

c.

continuous furnace

d.

none of these

Discuss
Answer: (b).muffle furnace
Q103.
Which one shows the diagramatic heat balance in a furnace ?

a.

Sankey diagram

b.

Cox chart

c.

Ostwald chart

d.

None of these

Discuss
Answer: (a).Sankey diagram
Q104.
Decarburisation of steel

a.

is the removal of carbon from iron carbide (Fe₃C).

b.

affects its crystalline structure.

c.

is favoured by CO₂.

d.

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

Discuss
Answer: (d).all (a), (b) and (c).
Q105.
Blast furnace stoves are meant for heating

a.

air

b.

blast furnace gas

c.

steam

d.

none of these

Discuss
Answer: (a).air
Q106.
Fuel economy in furnaces can be achieved by

a.

using oxygen enriched combustion air.

b.

preheating the combustion air.

c.

reducing the heat loss through furnace openings & doors.

d.

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

Discuss
Answer: (d).all (a), (b) and (c).
Q107.
Thermal efficiency of an open hearth furnace may be about __________ percent.

a.

5

b.

20

c.

50

d.

80

Discuss
Answer: (b).20
Q108.
Oxygen percentage in the flue gas coming out of a gaseous fuel fired furnace should be ideally about __________ percent.

a.

< 2

b.

< 5

c.

< 8

d.

< 10

Discuss
Answer: (a).< 2
Q109.
Which of the following is a rotary furnace?

a.

Lime kiln

b.

Soaking pit

c.

Stoves

d.

Annealing furnace.

Discuss
Answer: (a).Lime kiln
Q110.
While the fuel fired furnace can be used upto a maximum temperature of about 1700°C, the electric furnace can be used upto a temperature of about __________ °C.

a.

2000

b.

3000

c.

4500

d.

6000

Discuss
Answer: (c).4500
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