Furnace Technology Main gas valve in a gaseous fuel burner is a __________ valve. Gate Butterfly Globe None of these Gate Butterfly Globe None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is not an additive for flue gases from furnace to reduce its dew-point? Ammonia Alkaline powders Fine dolomite None of these Ammonia Alkaline powders Fine dolomite None of these 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. 44119 65-70 25-30 45-50 44119 65-70 25-30 45-50 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Calcination of limestone to produce lime is done in a __________ kiln. Rotary Vertical shaft Tunnel Both B and C Rotary Vertical shaft Tunnel Both B and C ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In practical operation of any furnace, zero oxygen percentage or theoretical CO₂ percentage in flue gas is rarely achieved, because of Use of pulverised solid fuels Imperfect mixing of fuel & air and infiltration of air Use of non-preheated combustion air Use of excessive positive draft in the furnace Use of pulverised solid fuels Imperfect mixing of fuel & air and infiltration of air Use of non-preheated combustion air Use of excessive positive draft in the furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The thermal efficiency of a steel slab reheating furnace (walking beam type) may be about __________ percent. 85 40 70 15 85 40 70 15 ANSWER DOWNLOAD EXAMIANS APP
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