Fuels and Combustion Coking coals are invariably Semi-anthracites Bituminous coals Lignites Anthracites Semi-anthracites Bituminous coals Lignites Anthracites ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of coal middling generated in coal washeries during washing of coal may be around __________ Kcal/kg. 1000 8000 6000 4000 1000 8000 6000 4000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Narrow coke ovens as compared to wider coke ovens Produce smaller coke All of these Require less time of carbonisation Produce stronger coke Produce smaller coke All of these Require less time of carbonisation Produce stronger coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gobar gas is produced by the __________ of cown dung. Hydrogenation Oxidation Fermentation None of these Hydrogenation Oxidation Fermentation None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following petrological constitutes is responsible for bright and lustrous black band of bituminous coal? Vitrain Durain Clarain Fussain Vitrain Durain Clarain Fussain ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Flue gas from the heating chamber of byproduct coke ovens is removed by Natural draft Induced draft fan Forced draft fan Steam ejector Natural draft Induced draft fan Forced draft fan Steam ejector ANSWER DOWNLOAD EXAMIANS APP
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