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Furnace Technology

Furnace Technology
__________ furnace is not an electric furnace.

Resistance
Pot
Arc
Induction

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Furnace Technology
Test specimen for determination of refractoriness under load (RUL) of a refractory is heated in a

Furnace employing negative pressure
Furnace employing neutral atmosphere
Reducing atmosphere
Carbon resistance furnace

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Furnace Technology
Unit of furnace loading is

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

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Furnace Technology
The electric furnace in which heat is produced by a combination of induced current and skin effect is called __________ furnace.

Resistance
Arc
Low frequency induction
High frequency induction

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Furnace Technology
Cement Kiln is a

Natural draft furnace
Batch furnace
Rotary Kiln
Tunnel Kiln

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Furnace Technology
Heat transfer rate to the stock/charge in the furnace does not depend upon the

Size of the furance
Use of waste heat recovery equipments
Emissivity of the refactory walls
Thickness of the stock

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