Furnace Technology Regenerators are used for waste heat recovery in By-product coke ovens Soaking pits Blast furnace stoves Beehive coke oven By-product coke ovens Soaking pits Blast furnace stoves Beehive coke oven ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In furnaces operating at very high temperature (say) 1250°C, e.g. soaking pit), the maximum heat transfer takes place by Radiation Convection Can not be predicted Conduction Radiation Convection Can not be predicted Conduction ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Circulation of gases in furnace is caused by the Change in volume during a change of temperature Difference in density between hot and cold gases Furnace pressure in conjunction with draft in flues All of these Change in volume during a change of temperature Difference in density between hot and cold gases Furnace pressure in conjunction with draft in flues All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Specific heating capacity of a furnace is expressed as Weight heated/hr/furnace volume Weight heated/furnace volume Weight heated/hr None of these Weight heated/hr/furnace volume Weight heated/furnace volume Weight heated/hr None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is the most important deterrants to an extended use of pulverised coal in boiler firing? Ash disposal problem Erosion of induced draft fan blades Excessive fly ash discharge from the stack Higher power consumption in its transportation Ash disposal problem Erosion of induced draft fan blades Excessive fly ash discharge from the stack Higher power consumption in its transportation ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Air filtration in a furnace None of these Increases the flue gas temperature Is indicated by flame sting out Reduces its thermal efficiency None of these Increases the flue gas temperature Is indicated by flame sting out Reduces its thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
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