Fuels and Combustion Ionisation potential applied across the electrodes of electrostatic tar precipitator is around 230 V AC 60 KV DC 60 KV AC 230 V DC 230 V AC 60 KV DC 60 KV AC 230 V DC ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fusion point of coal ash increases with increase in its __________ content. Iron silicate All of these Lime and magnesia Iron sulphate Iron silicate All of these Lime and magnesia Iron sulphate ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the most important deterrents to an extended use of pulverised coal in boiler firing? Excessive fly-ash discharge from the stack Erosion of induced draft fan blades High power consumption in its transportation Ash disposal problem Excessive fly-ash discharge from the stack Erosion of induced draft fan blades High power consumption in its transportation Ash disposal problem ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion __________ present in coal is not determined in its ultimate analysis. Nitrogen Total carbon Fixed carbon Hydrogen Nitrogen Total carbon Fixed carbon Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Oxygen percentage (by weight) in atmospheric air is 21 29 19 23 21 29 19 23 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gross heating value of coal is __________ the net heating value. None of these Higher than Lower than Same as None of these Higher than Lower than Same as ANSWER DOWNLOAD EXAMIANS APP
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