Fuels and Combustion Undercharging of coal in the by-product coke ovens results in No change in the c.v. of coke oven gas Increase in its throughput Increase in the c.v. of coke oven gas Decrease in the c.v. of coke oven gas No change in the c.v. of coke oven gas Increase in its throughput Increase in the c.v. of coke oven gas Decrease in the c.v. of coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following will be unsuitable for dust cleaning from flue gas at 400°C from a pulverised coal fired boiler ? Multicyclones Wet scrubber Hydrocyclones Bag filter Multicyclones Wet scrubber Hydrocyclones Bag filter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in calorific value of fuels, their adiabatic flame temperatures Remain unchanged Decrease Increase May increase or decrease ; depends on the quantity of products of combustion Remain unchanged Decrease Increase May increase or decrease ; depends on the quantity of products of combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of tar is about __________ Kcal/kg. 16000 5000 8800 12000 16000 5000 8800 12000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Of the total tar present in raw coke oven gas, the tar recovered in primary cooler is about __________ percent. 75 25 55 5 75 25 55 5 ANSWER DOWNLOAD EXAMIANS APP
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