Fuels and Combustion Coking time in beehive coke oven is about 2-3 days Two weeks 12 hours One week 2-3 days Two weeks 12 hours One week ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The fuel ratio of a coal is The ratio of its percentage of fixed carbon to that of volatile matter Both A and B Neither A nor B Helpful in estimation of its rank The ratio of its percentage of fixed carbon to that of volatile matter Both A and B Neither A nor B Helpful in estimation of its rank ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good quality coal should have High sulphur None of these High ash content Low fusion point of ash High sulphur None of these High ash content Low fusion point of ash ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuel gases has the highest calorific value ? Coal bed methane (CBM) Sewage gas Liquefied petroleum gas (LPG) Natural gas Coal bed methane (CBM) Sewage gas Liquefied petroleum gas (LPG) Natural gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Softening temperature of coal ash is a measure of the __________ of coal. Size stability Coking tendency Caking tendency Clinkering tendency Size stability Coking tendency Caking tendency Clinkering tendency ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of furnace oil is about __________ Kcal/kg. 15000 5000 20000 10000 15000 5000 20000 10000 ANSWER DOWNLOAD EXAMIANS APP
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