Furnace Technology Tunnel kilns are usually used for Reheating of slabs Drying/tempering of refractories Roasting of pyrites Melting of glass Reheating of slabs Drying/tempering of refractories Roasting of pyrites Melting of glass ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Maximum thermal efficiency of boiler may be about __________ percent. 10 90 65 25 10 90 65 25 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is the most suitable for preheating combustion air above 650°C ? Ceramic recuperator Metallic recuperator Regenerator None of these Ceramic recuperator Metallic recuperator Regenerator None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology hich is the most thermally efficient furnace? Boiler furnace Reverberatory furnace Rotary kilns Reheating furnace Boiler furnace Reverberatory furnace Rotary kilns Reheating furnace 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. 1250 1050 750 350 1250 1050 750 350 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology To reduce the stack loss, heat recovery from flue gas can be done by Preheating of cold stock Preheating of combustion air All of these Steam generation in waste heat boilers Preheating of cold stock Preheating of combustion air All of these Steam generation in waste heat boilers ANSWER DOWNLOAD EXAMIANS APP
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