Fuels and Combustion Which of the following has the highest heat of combustion? CO CH₄ C₂H₆ H₂ CO CH₄ C₂H₆ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Function of secondary air in pulverised coal firing is to Reduce primary air requirement Transport the coal to the burner Dry the coal Ensure efficient burning of coal around the burner Reduce primary air requirement Transport the coal to the burner Dry the coal Ensure efficient burning of coal around the burner ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During its calorific value determination by bomb calorimeter, coal is combusted by Air Oxygen Oxygen enriched air None of these Air Oxygen Oxygen enriched air None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main constituent of natural gas is C₃H₈ H₂ C₂H₆ CH₄ (upto 90%) C₃H₈ H₂ C₂H₆ CH₄ (upto 90%) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion L.D. converter gas (produced in steel plant) comprises mainly of CO & O₂ CO₂ & H₂ CO (upto 65%) & CO₂ CO₂ & O₂ CO & O₂ CO₂ & H₂ CO (upto 65%) & CO₂ CO₂ & O₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the most important deterrents to an extended use of pulverised coal in boiler firing? Erosion of induced draft fan blades High power consumption in its transportation Ash disposal problem Excessive fly-ash discharge from the stack Erosion of induced draft fan blades High power consumption in its transportation Ash disposal problem Excessive fly-ash discharge from the stack ANSWER DOWNLOAD EXAMIANS APP
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