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 10 of 16

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Q91.
Protective gas used in the annealing furnace for steel coil comprises of

a.

95% N₂ + 5% H₂

b.

5% H₂ + 9% N₂

c.

100% CO

d.

100% H₂

Discuss
Answer: (a).95% N₂ + 5% H₂
Q92.
Out of the following fuels used in a furnace exhausting flue gas at a temperature of 600°C, the percentage stack loss will be maximum in case of complete combustion of

a.

furnace oil with air.

b.

furnace oil with oxygen.

c.

blast furnace gas with air.

d.

blast furnace gas with oxygen.

Discuss
Answer: (c).blast furnace gas with air.
Q93.
Scaling of furnace stock is reduced by __________ in flue gas.

a.

CO

b.

H₂

c.

high CO/CO₂

d.

all (a), (b) & (c)

Discuss
Answer: (d).all (a), (b) & (c)
Q94.
__________ furnace is not an electric furnace.

a.

Arc

b.

Induction

c.

Pot

d.

Resistance.

Discuss
Answer: (c).Pot
Q95.
The main function of a muffle in the muffle furnace is to

a.

protect the charge from the effects of the products of combustion.

b.

smooth out temperature inequalities on the combustion side of the muffle wall.

c.

both (a) & (b)

d.

neither (a) nor (b)

Discuss
Answer: (c).both (a) & (b)
Q96.
Flue gas outlet temperature from the chimney of any furnace should be ideally about __________ °C.

a.

50

b.

100

c.

150

d.

250

Discuss
Answer: (c).150
Q97.
Very high pressure boilers are usually __________ boilers.

a.

fire tube

b.

water tube

c.

waste heat

d.

natural circulation

Discuss
Answer: (d).natural circulation
Q98.
Heat transfer rate to the charge/stock in a furnace does not depend upon the

a.

type of fuels viz solid, liquid or gaseous.

b.

flue gas temperature.

c.

emissivity of refractory walls.

d.

initial temperature of the charged stock.

Discuss
Answer: (a).type of fuels viz solid, liquid or gaseous.
Q99.
Heat balance of furnace provides means of determining the

a.

thermal efficiency of the process.

b.

sources of heat losses.

c.

scope of reduction of heat losses.

d.

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

Discuss
Answer: (d).all (a), (b) and (c).
Q100.
Pot furnace which is either regenerative or recupterative, is used in the manufacture of

a.

glass

b.

stainless steel

c.

potteries

d.

refractory bricks.

Discuss
Answer: (a).glass
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