EXAMIANS
Ingress of cold air in the furnaces through cracks, charging doors, openings etc.
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Circulation of gases in furnace is caused by the
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An example of shaft furnace is the
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Which one is not an induced draught furnace?
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In order to maintain an oxidising atmosphere in a furnace, it should have
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Which of the following is the most important deterrants to an extended use of pulverised coal in boiler firing?
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Which of the following is a directly fired intermittant furnace?
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In a furnace, the heat taken by the charge/stock and the heat lost to the furnace structure & flue gases depends on the
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Overall thermal efficiency of a lumpy coal fired suitably designed heating furnace, if operated & maintained properly may be about __________ percent.
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Calcination of limestone to produce lime is done in a __________ kiln.
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