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Furnace Technology

Furnace Technology
Which is not a hearth furnace?

Reheating furnace
Cupola
Open hearth furnace
Glass tank furnace

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Furnace Technology
In case of pulverised coal fired steam boiler, the secondary air serves the main purpose of

Transportation of coal
Drying of coal
Combustion of coal by supplying it around the burner
Preheating the primary air

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Furnace Technology
Blast furnace stoves are meant for heating

None of these
Steam
Blast furnace gas
Air

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Furnace Technology
Which furnace employs preheating, heating and soaking zones?

Reheating furnace
Open hearth furnace
Cupola
Soaking pit

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Furnace Technology
Means for giving direction to the circulation of gases in furnaces are

Fans
Arrangement of heating stock in the furnaces
All of these
Location of outlet ports and heating & combustion devices

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Furnace Technology
Reverberatory furnace is used for

Roasting/reduction of ores
Heating air
Steel melting
Annealing steel coil

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MORE MCQ ON Furnace Technology

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