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FURNACE TECHNOLOGY QUIZ

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

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Which is a regenerative furnace?

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Ingress of cold air in the furnaces through cracks, charging doors, openings etc.

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If the flame is produced under the hearth and then sweeps up into the heating chamber, this is called a/an __________ furnace.

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Furnace pressure is normally controlled by regulating the

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The thermal efficiency of a steel slab reheating furnace (walking beam type) may be about __________ percent.

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In reverberatory furnace, charge is heated mainly by

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In a furnace operation, which is not preheated?

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In a heating process, a heat flow diagram in which the quantities of heat in the various items of a heat balance are represented by the width of a band is called the

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hich is the most thermally efficient furnace?

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