Fuels and Combustion Out of the following, which is the most important parameter for the blast furnace grade coke? Moisture content Ash content CSR & CRI Volatile matter content Moisture content Ash content CSR & CRI Volatile matter content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in moisture content of coal, its None of these Calorific value increases sometimes Bulk density always decreases Clinkering tendency during combustion increases None of these Calorific value increases sometimes Bulk density always decreases Clinkering tendency during combustion increases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The reaction, C + CO₂ ⟷ 2CO, taking place during coal gasification is called the __________ reaction. n. Neumann reversal Shift conversion Reduction Boudouard Neumann reversal Shift conversion Reduction Boudouard ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Rate of low temperature oxidation of coal due to bad storage conditions Decreases with increase in surface area Is more for low volatile coal compared to high volatile coal Is accelerated by storage in large heaps with small surface to volume ratio Does not vary with increase in surface area Decreases with increase in surface area Is more for low volatile coal compared to high volatile coal Is accelerated by storage in large heaps with small surface to volume ratio Does not vary with increase in surface area ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest flame speed? CO C₂H₆ CH₄ H₂ CO C₂H₆ CH₄ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coalification means the Process of conversion of lignite into anthracite Underground gasification of coal Complete combustion of coal Direct hydrogenation of coal Process of conversion of lignite into anthracite Underground gasification of coal Complete combustion of coal Direct hydrogenation of coal ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS