EXAMIANS
The electric furnace in which heat is produced by a combination of induced current and skin effect is called __________ furnace.
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Artificial draught produced by a fan in the furnace can be controlled by the
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An example of a periodic furnace is the
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Temperature of a furnace fired with low calorific value fuel gas (i.e. lean gas) can be increased by
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Turndown ratio of a burner gives an idea of the __________ in the furnace.
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Higher furnace temperature can not be achieved by use of a lean fuel gas in the furnace by
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Ceramic coating material for furnace refractory, which increases its emissivity and thus the radiation heat transfer rate in the furnace, comprises of
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Which of the following is a periodic furnace?
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Which is a continuous furnace?
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Main gas valve in a gaseous fuel burner is a __________ valve.
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