Furnace Technology Which of the following accentuates clinker-ing troubles on furnace grate burning coal? Thick firebed and preheated primary air Low forced draft & fuel bed temperature All of these Low reactivity of carbonised residue containing high proportion of iron & sulphur Thick firebed and preheated primary air Low forced draft & fuel bed temperature All of these Low reactivity of carbonised residue containing high proportion of iron & sulphur ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which one shows the diagramatic heat balance in a furnace? Sankey diagram Cox chart None of these Ostwald chart Sankey diagram Cox chart None of these Ostwald chart ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Power required in case of forced draught as compared to induced draught (for the same draught produced) is Either more or less; depends on the flue gas density Answer: Option B More Less Same Either more or less; depends on the flue gas density Answer: Option B More Less Same ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a muffle furnace, the muffle Retards the heat transfer Assists in temperature equalisation in the charge All of these Permits the use of controlled atmosphere for the protection of stock Retards the heat transfer Assists in temperature equalisation in the charge All of these Permits the use of controlled atmosphere for the protection of stock ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Fuel economy in furnaces can be achieved by Reducing the heat loss through furnace openings & doors Using oxygen enriched combustion air All of these Preheating the combustion air Reducing the heat loss through furnace openings & doors Using oxygen enriched combustion air All of these Preheating the combustion air 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. 750 1050 350 1250 750 1050 350 1250 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS