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Furnace Technology

Furnace Technology
__________ furnace is not an electric furnace.

Arc
Resistance
Induction
Pot

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Furnace Technology
The thermal efficiency of an air/fuel gas preheating recuperator may be as high as __________ percent.

85
99
50
65

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Furnace Technology
Size of the combustion chamber of a furnace depends upon the

Heat release rate of the fuel
Method of mixing the fuel & air
All of these
Preheat temperature of fuel & air

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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
Air preheater
Steam superheater
Economiser

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Furnace Technology
Unit of furnace loading is

Ton stock/hr
Ton stock/hr/m² hearth area
Ton stock/m² hearth area
Both B and C

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Furnace Technology
The heating capacity of muffle furnace depends on the

Neither A nor B
Surface area & emissivity of the stock
Both A & B
Properties of the muffle wall (temperature, area, emissivity)

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