Furnace Technology Circulation of gases in furnace is caused by the Change in volume during a change of temperature All of these Difference in density between hot and cold gases Furnace pressure in conjunction with draft in flues Change in volume during a change of temperature All of these Difference in density between hot and cold gases Furnace pressure in conjunction with draft in flues ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Use of pulverised coal in boilers provides Higher calorific value Less erosion on furnace wall Better combustion Smokeless burning Higher calorific value Less erosion on furnace wall Better combustion Smokeless burning ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Artificial draught produced by a fan in the furnace can be controlled by the Damper Variation in the pitch of fan blades All of these Speed of the fan Damper Variation in the pitch of fan blades All of these Speed of the fan ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is not a directly fired furnace? Open hearth furnace Sintering furnace By-product coke oven Calcination kiln Open hearth furnace Sintering furnace By-product coke oven Calcination kiln ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Hearth furnaces are not used for Melting Reheating Roasting None of these Melting Reheating Roasting None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology An electric furnace producing heat by means of an electric arc struck between each of three electrodes and the charge is called __________ furnace. Resistance None of these Low frequency induction Arc Resistance None of these Low frequency induction Arc ANSWER DOWNLOAD EXAMIANS APP
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