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Furnace Technology

Furnace Technology
An example of shaft furnace is the

Blast furnace
L.D. converter
Glass melting tank
Soaking pit

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Furnace Technology
Tunnel kilns are usually used for

Drying/tempering of refractories
Melting of glass
Reheating of slabs
Roasting of pyrites

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Furnace Technology
Decarburisation of steel

Is the removal of carbon from iron carbide (Fe₃C)
Affects its crystalline structure
All of these
Is favoured by CO₂

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Furnace Technology
Dampers are located

Near the top of the chimney
Before the I.D fan
Anywhere after the I.D. fan
After the I.D. fan

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Furnace Technology
Ostwald charts are meant for

Computing the excess/deficiency of combustion air
Computation of flue gas analysis
None of these
Calculation of flue gas temperature

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Furnace Technology
An example of indirectly heated furnace is the

Reheating furnace
Soaking pit
Muffle furnace
None of these

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MORE MCQ ON Furnace Technology

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