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. Carbonisation Oxidation Gasification Coalification Carbonisation Oxidation Gasification Coalification ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value as determined by bomb calorimeter is the Net calorific value at constant volume Gross calorific value at constant pressure Lower calorific value at constant pressure Higher calorific value at constant volume Net calorific value at constant volume Gross calorific value at constant pressure Lower calorific value at constant pressure Higher calorific value at constant volume ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following gaseous fuels has the highest net calorific value (kcal/Nm³)? Carburetted water gas Producer gas Liquified petroleum gas Natural gas Carburetted water gas Producer gas Liquified petroleum gas Natural gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in the oxygen content of the coal, its __________ decreases. Caking power Calorific value Neither A nor B Both A & B Caking power Calorific value Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Purity of coke means that, it is high in carbon and low in Moisture Volatiles Iron Ash Moisture Volatiles Iron Ash ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gross heating value of coal is __________ the net heating value. None of these Higher than Same as Lower than None of these Higher than Same as Lower than ANSWER DOWNLOAD EXAMIANS APP
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