Furnace Technology If fuel and air are mixed ahead of the burner, it is called a/an __________ burner. Rotary Premix Diffusion Outside mixing type Rotary Premix Diffusion Outside mixing type ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Low stack loss indicates the Use of sub-stoichiometric air for combustion Efficient use of fuel Inefficient use of fuel Oxygen enrichment of combustion air Use of sub-stoichiometric air for combustion Efficient use of fuel Inefficient use of fuel Oxygen enrichment of combustion air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Test specimen for determination of refractoriness under load (RUL) of a refractory is heated in a Furnace employing negative pressure Reducing atmosphere Furnace employing neutral atmosphere Carbon resistance furnace Furnace employing negative pressure Reducing atmosphere Furnace employing neutral atmosphere Carbon resistance furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Overall thermal efficiency of a lumpy coal fired suitably designed heating furnace, if operated & maintained properly may be about __________ percent. 25-30 45-50 65-70 44119 25-30 45-50 65-70 44119 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The thermal efficiency of an air/fuel gas preheating recuperator may be as high as __________ percent. 99 65 50 85 99 65 50 85 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? Erosion of induced draft fan blades Ash disposal problem Higher power consumption in its transportation Excessive fly ash discharge from the stack Erosion of induced draft fan blades Ash disposal problem Higher power consumption in its transportation Excessive fly ash discharge from the stack ANSWER DOWNLOAD EXAMIANS APP
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