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Furnace Technology

Furnace Technology
Which furnace employs natural draft?

Rotary kilns
L.D. converter
Boiler
Coke oven

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Furnace Technology
Dampers are located

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

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Furnace Technology
In a muffle furnace, the muffle

All of these
Permits the use of controlled atmosphere for the protection of stock
Retards the heat transfer
Assists in temperature equalisation in the charge

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Furnace Technology
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

Furnace oil with oxygen
Blast furnace gas with air
Blast furnace gas with oxygen
Furnace oil with air

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Furnace Technology
Combustion of fuel in a furnace with oxygen enriched air results in higher

Stack loss
Fuel consumption
Flame temperature
Flue gas volume

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Furnace Technology
Waste heat from the outgoing flue gases in a thermal power plant is recovered by a/an

All of these
Economiser
Air preheater
Steam superheater

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MORE MCQ ON Furnace Technology

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