Fuels and Combustion High excess air in combustion of fuels results in Increased fuel consumption Incomplete combustion Smoky flame None of these Increased fuel consumption Incomplete combustion Smoky flame None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion When steam is passed over coal resulting in the endothermic reaction represent by, C + H₂O = CO + H₂, it is called the __________ of coal. Coalification Gasification Carbonisation Oxidation Coalification Gasification Carbonisation Oxidation 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 Clarain Durain Fussain Vitrain Clarain Durain Fussain ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Stoichiometric combustion of 12 kg of carbon requires __________ of oxygen. 32 kg 1kg mole All of these 22.4 Nm³ 32 kg 1kg mole All of these 22.4 Nm³ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During coking of coal, the ash content (percentage) Increases None of these Decreases Remains constant Increases None of these Decreases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High amount of sulphur and phosphorous in coke causes Brittleness of steel made by using it Decrease in its calorific value None of these Increase in its strength Brittleness of steel made by using it Decrease in its calorific value None of these Increase in its strength ANSWER DOWNLOAD EXAMIANS APP
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