Fuels and Combustion The temperature at which plastic layer formation takes place during carbonisation of coal varies from __________ °C. 350 to 450 100 to 150 550 to 650 700 to 850 350 to 450 100 to 150 550 to 650 700 to 850 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Grindability index of a coal is 100. It implies that the Power consumption in grinding the coal will be very high Coal can be pulverised with great difficulty Coal can't be pulverised Coal can be easily pulverised Power consumption in grinding the coal will be very high Coal can be pulverised with great difficulty Coal can't be pulverised Coal can be easily pulverised ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace gas compared to coke oven gas has Higher calorific value Lower ignition temperature Lower theoretical flame temperature Narrower limit of inflammability Higher calorific value Lower ignition temperature Lower theoretical flame temperature Narrower limit of inflammability ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Producer gas comprises mainly of CO & H₂ CO₂ & H₂ CO & N₂ CO₂ & N₂ CO & H₂ CO₂ & H₂ CO & N₂ CO₂ & N₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Yield of charcoal in high temperature carbonisation of wood is about __________ percent. 25 50 75 10 25 50 75 10 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coking time in a commercial high temperature coal carbonisation plant is about __________ hours. 18 28 6 36 18 28 6 36 ANSWER DOWNLOAD EXAMIANS APP
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