Fuels and Combustion Main constituent of natural gas is CH₄ (upto 90%) H₂ C₃H₈ C₂H₆ CH₄ (upto 90%) H₂ C₃H₈ C₂H₆ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Shatter index of the coke is a measure of its Strength None of these Bulk density Reactivity Strength None of these Bulk density Reactivity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Undercharging of coal in the by-product coke ovens results in Decrease in the c.v. of coke oven gas Increase in the c.v. of coke oven gas No change in the c.v. of coke oven gas Increase in its throughput Decrease in the c.v. of coke oven gas Increase in the c.v. of coke oven gas No change in the c.v. of coke oven gas Increase in its throughput ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of bituminous coal may be around __________ Kcal/kg. 500 20000 1500 6500 500 20000 1500 6500 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Combustion of pulverised coal compared to the lumpy coal All of these Provides better control of furnace temperature Facilitates combustion with lower excess air Provides higher thermal efficiency & flame temperature All of these Provides better control of furnace temperature Facilitates combustion with lower excess air Provides higher thermal efficiency & flame temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Percentage of nitrogen in blast furnace gas may be around 80 25 55 5 80 25 55 5 ANSWER DOWNLOAD EXAMIANS APP
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