Fuels and Combustion Anthracite can be used for All of these Making carbon electrodes Recarbonising steel Blending with highly coking coal to check its swelling which helps in saving coke even walls from damage and to produce high strength coke All of these Making carbon electrodes Recarbonising steel Blending with highly coking coal to check its swelling which helps in saving coke even walls from damage and to produce high strength coke ANSWER DOWNLOAD EXAMIANS APP
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 cooling medium used in dry quenching of coke is Air Phenolic water Carbon dioxide Nitrogen Air Phenolic water Carbon dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion If oxygen content in the flue gas rises too high, fuel is being wasted by Moisture loss Dry gas/stack gas loss Incomplete combustion None of these Moisture loss Dry gas/stack gas loss Incomplete combustion None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a product of tar distillation? Benzol & pitch Phenol & naphthalene None of these Anthracene & creosote Benzol & pitch Phenol & naphthalene None of these Anthracene & creosote ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During coal carbonisation process, the conversion of semi-coke to coke is accompanied by an increase in the __________ of the mass. None of these Porosity Density Electrical resistivity None of these Porosity Density Electrical resistivity ANSWER DOWNLOAD EXAMIANS APP
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