Furnace Technology Test specimen for determination of refractoriness under load (RUL) of a refractory is heated in a Furnace employing neutral atmosphere Furnace employing negative pressure Reducing atmosphere Carbon resistance furnace Furnace employing neutral atmosphere Furnace employing negative pressure Reducing atmosphere Carbon resistance furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Use of pulverised coal in boilers provides Less erosion on furnace wall Smokeless burning Better combustion Higher calorific value Less erosion on furnace wall Smokeless burning Better combustion Higher calorific value ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Air filtration in a furnace Reduces its thermal efficiency Is indicated by flame sting out Increases the flue gas temperature None of these Reduces its thermal efficiency Is indicated by flame sting out Increases the flue gas temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology To reduce the stack loss, heat recovery from flue gas can be done by Preheating of cold stock All of these Steam generation in waste heat boilers Preheating of combustion air Preheating of cold stock All of these Steam generation in waste heat boilers Preheating of combustion air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Recuperator is An intermittant waste heat recovery equipment Not used for fuel gas preheating A continuous waste heat recovery equipment Heavier than regenerator meant for the same duty An intermittant waste heat recovery equipment Not used for fuel gas preheating A continuous waste heat recovery equipment Heavier than regenerator meant for the same duty ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Metallic recuperators are not used for waste heat recovery, if the hot flue gas temperature is above __________ °C, because corrosion prevails at higher temperatures. 1050 750 350 1250 1050 750 350 1250 ANSWER DOWNLOAD EXAMIANS APP
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