Furnace Technology Rotary kilns are used in the Both A and B Neither A nor B Cement manufacture Calcination of limestone & dolomite Both A and B Neither A nor B Cement manufacture Calcination of limestone & dolomite ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology While the fuel fired furnace can be used upto a maximum temperature of about 1700°C, the electric furnace can be used upto a temperature of about __________ °C. 3000 6000 4500 2000 3000 6000 4500 2000 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The method of Lobo and Evans is concerned with the calculation of the Heat absorption in radiant section of a furnace Heat transfer by forced convection in a reboiler Mass transfer co-efficient Heat transfer in vacuum condensers Heat absorption in radiant section of a furnace Heat transfer by forced convection in a reboiler Mass transfer co-efficient Heat transfer in vacuum condensers ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following accentuates clinker-ing troubles on furnace grate burning coal? All of these Low reactivity of carbonised residue containing high proportion of iron & sulphur Low forced draft & fuel bed temperature Thick firebed and preheated primary air All of these Low reactivity of carbonised residue containing high proportion of iron & sulphur Low forced draft & fuel bed temperature Thick firebed and preheated primary air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Forced recirculation of furnace gases is practised All of these To increase heat transfer by convection In furnaces, operating below 750°C To ensure uniform temperature All of these To increase heat transfer by convection In furnaces, operating below 750°C To ensure uniform temperature ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The advantages of firing pulverised coal in the furnace lies in the fact that, it Permits the use of high ash content coal All of these Accelerates the burning rate and economises on fuel consumption Permits the use of low fusion point ash coal Permits the use of high ash content coal All of these Accelerates the burning rate and economises on fuel consumption Permits the use of low fusion point ash coal ANSWER DOWNLOAD EXAMIANS APP
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