Fuels and Combustion Heat penetration rate in narrow coke ovens in high temperature carbonisation of coal is around __________ cm/hr. 10 20 2.5 0.5 10 20 2.5 0.5 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The temperature at which plastic layer formation takes place during carbonisation of coal varies from __________ °C. 350 to 450 100 to 150 700 to 850 550 to 650 350 to 450 100 to 150 700 to 850 550 to 650 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Yield of coke oven gas in low temperature carbonisation of coal is about __________ Nm³ /ton of dry coal. 160 500 60 750 160 500 60 750 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following petrographic constituents of coal is non-coking? Vitrain Fussain Durain Clarain Vitrain Fussain Durain Clarain ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main use of hard coke produced by high temperature carbonisation is in the Cupola in foundaries Domestic ovens Sinter making Iron blast furnace Cupola in foundaries Domestic ovens Sinter making Iron blast furnace ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Atomising steam to fuel oil ratio in a burner should be around 3.5 2.5 1.5 0.5 3.5 2.5 1.5 0.5 ANSWER DOWNLOAD EXAMIANS APP