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 2 of 16

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Q11.
The reason for excessive clinker formation in gas producers is the

a.

use of coal/coke containing a high % of fines and ash.

b.

use of fuel having too low an ash fusion temperature.

c.

development of hot spots in the fuel bed and an abnormally high rate of gasification.

d.

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

Discuss
Answer: (d).all (a), (b) and (c).
Q12.
Which of the following is not an additive for flue gases from furnace to reduce its dew-point?

a.

Ammonia

b.

Fine dolomite

c.

Alkaline powders

d.

None of these

Discuss
Answer: (d).None of these
Q13.
Acid dew point temperature (ADT) of a flue gas produced by the combustion of a fuel containing 1% sulphur may be about __________ °C.

a.

80

b.

130

c.

180

d.

250

Discuss
Answer: (b).130
Q14.
Low stack loss indicates the

a.

use of sub-stoichiometric air for combustion.

b.

efficient use of fuel.

c.

inefficient use of fuel.

d.

oxygen enrichment of combustion air.

Discuss
Answer: (b).efficient use of fuel.
Q15.
Thermal efficiency of blast furnace stoves used for heating blast (air) may be about __________ percent.

a.

20

b.

40

c.

60

d.

80

Discuss
Answer: (d).80
Q16.
__________ is an indirectly heated furnace.

a.

Open hearth furnace

b.

Muffle furnace

c.

Soaking pit

d.

Reheating furnace

Discuss
Answer: (b).Muffle furnace
Q17.
The thermal efficiency of an air/fuel gas preheating recuperator may be as high as __________ percent.

a.

50

b.

65

c.

85

d.

99

Discuss
Answer: (c).85
Q18.
In a muffle furnace, the muffle

a.

retards the heat transfer.

b.

assists in temperature equalisation in the charge.

c.

permits the use of controlled atmosphere for the protection of stock.

d.

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

Discuss
Answer: (d).all (a), (b) and (c).
Q19.
Which is not a hearth furnace ?

a.

Glass tank furnace

b.

Open hearth furnace

c.

Cupola

d.

Reheating furnace

Discuss
Answer: (c).Cupola
Q20.
An example of shaft furnace is the

a.

L.D. converter

b.

glass melting tank

c.

blast furnace

d.

soaking pit

Discuss
Answer: (c).blast furnace
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