Fuels and Combustion Volatile matter content in coking coal may be about __________ percent. 1 22 46 7 1 22 46 7 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The reaction, C + CO₂ ⟷ 2CO, taking place during coal gasification is called the __________ reaction. n. Reduction Boudouard Neumann reversal Shift conversion Reduction Boudouard Neumann reversal Shift conversion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Volumetric ratio of N₂ to O₂ in dry atmospheric air is 3.76 0.21 0.79 4.76 3.76 0.21 0.79 4.76 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Degree of carbonisation of coal during coke making can be roughly judged by the __________ of the coke produced. Ash content Colour Moisture content Volatile matter Ash content Colour Moisture content Volatile matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Short/intense flame is produced during combustion of gaseous fuel by using Preheated secondary air High amount/current of combustion air Very little excess air Low amount/current of combustion air Preheated secondary air High amount/current of combustion air Very little excess air Low amount/current of combustion air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For the case of a fuel gas undergoing combustion with air, if the air/fuel ratio is increased, the adiabatic flame temperature will Not change Increase or decrease depending on the fuel type Decrease Increase Not change Increase or decrease depending on the fuel type Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
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