Fuels and Combustion Low temperature carbonisation of coal produces Very low calorific value coke oven gas Soft coke No by-products Metallurgical coke Very low calorific value coke oven gas Soft coke No by-products Metallurgical coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Softening temperature of coal ash is a measure of the __________ of coal. Size stability Caking tendency Clinkering tendency Coking tendency Size stability Caking tendency Clinkering tendency Coking tendency ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Yield of charcoal in high temperature carbonisation of wood is about __________ percent. 10 75 50 25 10 75 50 25 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Width of the coke oven towards coke side is slightly more than that on pusher side to Facilitate uniform heating of the oven Increase the output of the coke None of these Facilitate easy discharging of coke as it swells during carbonisation Facilitate uniform heating of the oven Increase the output of the coke None of these Facilitate easy discharging of coke as it swells during carbonisation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuel gases is heavier than air? Coke oven gas Natural gas Water gas Blast furnace gas Coke oven gas Natural gas Water gas Blast furnace gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is unsuitable fuel for producer gas manufacture? Anthracite Coke Coal having low fusion point of its ash Coal having high fusion point of its ash Anthracite Coke Coal having low fusion point of its ash Coal having high fusion point of its ash ANSWER DOWNLOAD EXAMIANS APP
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