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Furnace Technology

Furnace Technology
Cement Kiln is a

Rotary Kiln
Tunnel Kiln
Batch furnace
Natural draft furnace

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Furnace Technology
Advantages of use of preheated combustion air are

All of these
Increase in flame temperature
Saving in fuel consumption
Reduction in scale losses

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Furnace Technology
An example of indirectly heated furnace is the

None of these
Soaking pit
Muffle furnace
Reheating furnace

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Furnace Technology
Combustion of furnace oil in a furnace (soaking pit) with preheated combustion air at 400°C results in saving of about __________ percent furnace oil as compared to its combustion with atmospheric air, if the flue gas outlet temperature from the soaking pit is 1200°C.

20
40
60
5

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Furnace Technology
Soaking pits are meant for heating steel

Coils
Sheets
Ingots
Slabs

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Furnace Technology
Which of the following is a natural draft furnace?

Sintering furnace
None of these
Blast furnace stoves
Power plant boilers

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MORE MCQ ON Furnace Technology

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